Influenza can leave you feeling exhausted, achy, feverish, congested, and unable to complete even simple daily activities.
Unlike the common cold, flu symptoms often begin suddenly and may include fever or chills, cough, sore throat, headache, muscle aches, nasal congestion, and significant fatigue. Some people, particularly children, may also experience vomiting or diarrhea.
There is no home remedy that can instantly eliminate the influenza virus.
However, supportive care can make symptoms more manageable, help prevent dehydration, and create better conditions for recovery. Rest, fluids, warm drinks, saline products, humidified air, and careful use of over-the-counter medication may all provide relief.
Home treatment is not appropriate in every situation.
People at increased risk of complications, those with severe or worsening symptoms, and anyone showing emergency warning signs should contact a healthcare professional promptly.
Can You Treat the Flu at Home?
Many otherwise healthy adults and older children with mild flu can recover at home.
The primary goals of home care are to relieve symptoms, maintain hydration, get enough rest, and reduce the risk of transmitting the infection to others.
While recovering, stay home, limit close contact with other people, and regularly assess whether symptoms are improving.
Influenza can occasionally cause serious complications, including pneumonia, worsening of chronic medical conditions, dehydration, and secondary infections.
People who are pregnant, aged 65 or older, very young, immunocompromised, or living with certain chronic medical conditions should contact a healthcare professional early in the illness.
Prescription antiviral medication may be recommended even before laboratory confirmation of influenza is available.
Flu antivirals work best when started within one to two days after symptoms begin.
However, treatment started later may still be beneficial for people who are hospitalized, seriously ill, or at increased risk of complications.
12 Home Remedies for Flu Symptom Relief
1. Get Plenty of Rest
Flu often causes substantial fatigue because the body is responding to a viral infection.
Continuing strenuous exercise, demanding work, or unnecessary travel may leave you feeling worse and make it harder to maintain adequate sleep and hydration.
Give yourself permission to reduce your normal activity level. Sleep when you feel tired, avoid intense workouts, and postpone nonessential obligations when possible.
A quiet, dark, and comfortably cool bedroom may make it easier to rest when fever, coughing, or congestion disrupts sleep.
Rest does not directly kill the influenza virus, but it helps conserve energy while your immune system responds to the infection.
2. Drink Plenty of Fluids
Fever, sweating, rapid breathing, reduced food intake, vomiting, and diarrhea can all contribute to fluid loss.
Drinking regularly is therefore one of the most important parts of flu home care.
Useful options include:
- Water
- Warm broth
- Caffeine-free tea
- Oral rehydration solutions
- Diluted fruit juice
- Ice chips or frozen fruit pops
Take small, frequent sips if nausea makes it difficult to drink a full glass. Be cautious with excessive caffeine because it may interfere with sleep and can make some people feel jittery or uncomfortable.
Possible signs of dehydration include a dry mouth, dark urine, infrequent urination, dizziness, unusual sleepiness, and pronounced weakness.
Children may also cry without tears or have fewer wet diapers. Severe dehydration requires medical attention.
3. Sip Warm Broth or Soup
Warm broth and soup can provide fluids while soothing a dry or irritated throat. They may also be easier to tolerate than heavy meals when appetite is low.
Soup containing vegetables, rice, noodles, beans, chicken, or another source of protein can provide modest amounts of energy and nutrients.
People who need to limit sodium may prefer reduced-sodium broth or homemade soup.
Chicken soup is sometimes described as a flu cure, but it does not eliminate the virus. Its practical value comes from warmth, hydration, comfort, and its ability to provide an easy-to-eat meal.
4. Use Honey to Soothe a Cough
Honey may temporarily soothe an irritated throat and reduce the discomfort associated with coughing. It can be taken by the spoonful or mixed into warm water or caffeine-free tea.
Do not add honey to boiling liquid, since very hot drinks may further irritate a sore throat. A warm or comfortably hot temperature is sufficient.
Honey should never be given to a child younger than 12 months because it may contain spores that can cause infant botulism. People who need to monitor their sugar intake should also consider the carbohydrate content of honey.
Honey may reduce coughing discomfort, but it does not treat influenza itself or replace medical evaluation for breathing difficulty, persistent chest pain, or a severe cough.
5. Gargle With Warm Salt Water
Gargling with warm salt water may temporarily reduce throat irritation and loosen thick mucus.
To prepare a basic saltwater gargle:
- Add approximately ¼ to ½ teaspoon of salt to 8 ounces of warm water.
- Stir until the salt dissolves.
- Gargle for several seconds.
- Spit the water out rather than swallowing it.
This can be repeated several times during the day as needed. Warm liquids and saltwater gargles are commonly recommended as supportive measures for sore throat relief.
Saltwater gargling is not suitable for young children or anyone who cannot gargle and spit safely.
6. Use a Cool-Mist Humidifier
Dry indoor air can make nasal passages, coughing, and throat irritation feel worse. A cool-mist humidifier may add moisture to the air and make breathing more comfortable.
Place the humidifier at a safe distance from the bed and follow the manufacturer’s instructions. Empty, clean, and dry it regularly.
Dirty humidifiers can harbor bacteria, mold, and other contaminants that may be dispersed into the air.
Avoid making the room excessively humid. Damp windows, persistent condensation, or a musty smell may indicate that the moisture level is too high.
A humidifier can ease dryness and congestion, but it does not shorten the influenza infection. MedlinePlus also recommends proper humidifier cleaning when using one to relieve respiratory symptoms.
7. Take a Warm Shower
Warm, moist air from a shower may temporarily loosen nasal mucus, reduce dryness, and make congestion feel less uncomfortable.
It may also relax tense muscles and provide relief from chills or body aches.
The water should be warm rather than extremely hot. Very hot showers may increase dizziness, especially when you are dehydrated, feverish, weak, or taking medication that causes drowsiness.
Avoid deliberately inhaling steam from boiling water. This creates a burn and scalding risk, particularly for children. A warm shower or a steamy bathroom is a safer approach.
8. Try Saline Nasal Spray or Drops
Plain saline nasal spray or saline drops can moisturize dry nasal passages and help loosen mucus.
Saline products do not contain the active ingredients found in medicated decongestant sprays, so they generally do not cause rebound congestion.
Follow the product directions and avoid sharing the bottle with other people.
For infants and young children, age-appropriate saline drops may sometimes be used before gentle suction, but caregivers should follow pediatric guidance.
Nasal irrigation devices require additional care. Only distilled, sterile, or appropriately boiled and cooled water should be used. Tap water should not be placed directly into a nasal irrigation device.
Saline may make congestion more manageable, but persistent facial pain, severe headache, breathing difficulty, or symptoms that worsen after initially improving should be medically evaluated.
9. Sleep With Your Head Slightly Elevated
Coughing and postnasal drainage often become more noticeable when lying flat. Adults and older children may feel more comfortable with the head and upper body slightly elevated.
Use an additional pillow or a wedge designed for sleep support. Make sure the position does not strain the neck or lower back.
Do not place loose pillows, wedges, positioners, or other soft items in an infant’s sleep area. Infants should be placed on a firm, flat sleep surface according to safe-sleep recommendations.
Elevation may reduce nighttime discomfort, but it should not be relied upon when someone is struggling to breathe.
10. Eat Small, Nutritious Meals
A reduced appetite is common during the flu. You do not need to force large meals, particularly if nausea, coughing, or fatigue makes eating difficult.
Try small portions of easy-to-tolerate foods, such as:
- Oatmeal
- Toast
- Rice
- Bananas
- Applesauce
- Yogurt
- Soup
- Eggs
- Cooked vegetables
- Crackers
Choose foods based on personal tolerance and any existing dietary restrictions. Eating small amounts several times a day may be easier than completing three full meals.
Maintaining hydration is usually more urgent than forcing solid food for a short period.
However, prolonged inability to eat or drink, repeated vomiting, or signs of dehydration should be discussed with a healthcare professional.
No individual food can “boost” the immune system enough to cure influenza. A balanced intake can support general nutrition, but it should not be presented as a substitute for medical treatment.
11. Avoid Smoking and Secondhand Smoke
Cigarette smoke can irritate the nose, throat, and lungs, potentially making coughing and breathing discomfort worse. Avoid smoking while ill and stay away from secondhand smoke whenever possible.
Vaping, marijuana smoke, incense, aerosol sprays, strong fragrances, and other inhaled irritants may also aggravate respiratory symptoms.
Keep indoor air as clean as practical. Opening windows or improving ventilation may help when weather and air quality permit, but avoid outdoor air if local pollution, wildfire smoke, or allergens are severe.
People with asthma, chronic obstructive pulmonary disease, or another respiratory condition should follow their treatment plan and seek medical help if their breathing symptoms worsen.
12. Use Over-the-Counter Medicine Carefully
Over-the-counter products may temporarily relieve fever, body aches, headache, congestion, or coughing. However, these medicines do not cure influenza, and not every product is safe for every person.
Acetaminophen or certain nonsteroidal anti-inflammatory drugs may be used for fever and pain when medically appropriate. Always follow the Drug Facts label and do not exceed the recommended dose.
Many multi-symptom cold and flu products contain several active ingredients.
For example, a combination product may already contain acetaminophen. Taking it together with another acetaminophen product can result in an accidental overdose.
Check the active ingredients rather than relying only on the brand name. Ask a pharmacist or healthcare professional before using flu medicine if you:
- Are pregnant or breastfeeding
- Have high blood pressure
- Have heart, kidney, or liver disease
- Have glaucoma
- Take blood thinners
- Take multiple prescription medicines
- Are treating a young child
- Are uncertain about possible interactions
Children and teenagers recovering from influenza or another viral illness should not receive aspirin unless specifically directed by a qualified clinician because of the risk of Reye’s syndrome.
The FDA advises against giving cough and cold products containing decongestants or antihistamines to children younger than two because serious adverse effects can occur.
Many manufacturers label these products not to be used in children younger than four.
Home Remedies Based on Your Flu Symptoms
Different supportive measures may be helpful depending on which symptoms are causing the most discomfort.
For Fever and Chills
Rest in a comfortable room and drink fluids regularly. Wear light, breathable clothing rather than piling on several heavy blankets. Excessive bundling can trap heat and increase discomfort.
Avoid ice baths and very cold showers. They can trigger shivering, which may make you feel worse. A lukewarm cloth may be more comfortable.
Fever-reducing medication may be used when appropriate and according to the label.
Contact a healthcare professional if fever is very high, persistent, accompanied by severe symptoms, or occurs in an infant.
For Cough and Sore Throat
Helpful options may include:
- Honey for adults and children older than one year
- Warm tea or broth
- Saltwater gargles
- Throat lozenges for people old enough to use them without choking
- Cool-mist humidified air
- Frequent sips of water
Seek medical care for breathing difficulty, severe pain when swallowing, drooling, coughing up blood, bluish lips, chest pain, or a cough that significantly worsens.
For Nasal Congestion
Plain saline spray, a clean cool-mist humidifier, a warm shower, and adequate hydration may help loosen mucus and reduce dryness.
Medicated decongestants are not suitable for everyone. Some can raise blood pressure, increase heart rate, interfere with sleep, or interact with other medications.
Medicated nasal sprays may also cause rebound congestion when used for longer than directed.
Ask a pharmacist or healthcare professional before using a decongestant if you have cardiovascular disease, high blood pressure, glaucoma, prostate problems, thyroid disease, diabetes, or take interacting medications.
For Body Aches and Headache
Rest, hydration, a warm shower, and a warm compress may provide some comfort. Over-the-counter pain relievers may also help when taken as directed and when appropriate for your age and health status.
A sudden, severe headache accompanied by confusion, neck stiffness, weakness, difficulty speaking, seizure, or loss of consciousness requires urgent evaluation.
For Nausea or Reduced Appetite
Take small sips of water or an oral rehydration drink. Once fluids are tolerated, try bland foods in small portions.
Avoid heavy, greasy, or strongly seasoned meals if they worsen nausea.
Seek medical advice if you cannot keep fluids down, vomit repeatedly, have severe abdominal pain, produce very little urine, become unusually sleepy, or show other signs of dehydration.
Popular Flu Remedies That May Not Work
Many products are promoted as natural flu cures, but popularity does not establish effectiveness or safety.
Antibiotics
Antibiotics treat bacterial infections, not influenza viruses. Taking antibiotics for uncomplicated influenza will not make the viral infection resolve faster.
A clinician may prescribe an antibiotic if a bacterial complication develops, such as certain cases of pneumonia, sinusitis, or an ear infection.
Antibiotics should not be taken without an appropriate medical indication.
Unnecessary antibiotic use can cause side effects and contribute to antibiotic resistance.
High-Dose Vitamin C
Vitamin C is an essential nutrient, but taking large doses after flu symptoms begin has not been established as a cure for influenza.
High supplemental doses may cause diarrhea, nausea, or abdominal cramps. They may also be inappropriate for people with certain kidney conditions, iron-storage disorders, or medication interactions.
Obtaining vitamin C from a balanced diet is reasonable. Supplements should not replace antiviral treatment or professional medical care when either is indicated.
Zinc Supplements
Zinc is frequently marketed for respiratory infections, but evidence commonly discussed for zinc relates primarily to certain common-cold situations rather than confirmed influenza.
Zinc supplements can cause nausea, stomach discomfort, and a metallic taste. They may also interact with some antibiotics and other medications.
Intranasal zinc products should be avoided because they have been associated with loss of smell. Zinc should not be assumed to prevent complications or cure the flu.
Herbal Remedies and Essential Oils
Research on herbal products varies considerably, and supplements are not automatically safe because they are described as natural. Their ingredients, concentrations, and potential interactions can differ among products.
Some herbs may interfere with blood thinners, blood pressure medicine, sedatives, diabetes medications, or other treatments.
Combining supplements with medications can sometimes produce harmful interactions.
Essential oils should not be swallowed unless a qualified healthcare professional has specifically determined that a regulated product and dose are appropriate.
Concentrated oils may cause poisoning, skin irritation, allergic reactions, or respiratory irritation.
Keep essential oils away from children and pets. Exercise particular caution around people with asthma, epilepsy, allergies, or pregnancy.
Alcohol-Based “Flu Cures”
Alcohol does not kill influenza viruses inside the body. Drinking alcohol while ill may worsen dehydration, interfere with restorative sleep, and increase dizziness.
Alcohol can also interact with acetaminophen, cough medicines, antihistamines, sleep aids, and other products commonly used during respiratory illness.
A hot alcoholic drink may feel temporarily soothing, but a nonalcoholic warm beverage is generally the safer choice.
Extreme Heat or “Sweating Out” the Flu
Heavy blankets, intense exercise, extremely hot baths, and prolonged sauna use do not force the influenza virus out of the body.
Trying to sweat excessively can worsen fluid loss, dizziness, weakness, and overheating. This is particularly risky for children, older adults, pregnant people, and anyone who is already dehydrated.
Choose comfortable clothing, moderate room temperatures, hydration, and rest instead.
When Should You Ask About Antiviral Medication?
Antiviral medicines are prescription treatments that act against influenza viruses.
They may make symptoms milder, shorten the duration of illness, and reduce the risk of some complications.
Treatment is most effective when started as early as possible, ideally within 48 hours after symptoms begin.
Do not wait for symptoms to become severe before contacting a healthcare professional if you belong to a high-risk group.
Prompt antiviral treatment is especially important for people who:
- Are hospitalized
- Have severe, complicated, or progressively worsening illness
- Are pregnant or recently postpartum
- Are aged 65 or older
- Are very young
- Have chronic medical conditions
- Have a weakened immune system
Starting treatment later than 48 hours may still provide benefits in severe or high-risk cases.
CDC guidance recommends prompt treatment for people with suspected or confirmed flu who are at increased risk of serious complications.
A positive influenza test is not always required before treatment begins. A clinician may make the decision based on symptoms, exposure, current influenza activity, health history, and the risk of complications.
Antibiotics cannot substitute for influenza antivirals because the two types of medication act against different organisms.
Who Is at Higher Risk of Flu Complications?
Influenza can become serious in anyone, but certain groups have a greater likelihood of hospitalization, pneumonia, or worsening chronic disease.
Higher-risk groups include:
- Adults aged 65 and older
- Children younger than five, especially those younger than two
- Pregnant people
- People who recently gave birth
- People with asthma or chronic lung disease
- People with heart disease
- People with diabetes
- People with kidney or liver disorders
- People with neurologic or neurodevelopmental conditions
- People with blood disorders
- People with metabolic disorders
- People with weakened immune systems
- People with extreme obesity
- Residents of nursing homes and long-term care facilities
Anyone in one of these categories should contact a healthcare professional soon after flu symptoms begin.
Early evaluation matters because antiviral treatment is most effective when initiated promptly.
When to Seek Emergency Medical Care
Home remedies should not be used as the sole response to severe or potentially life-threatening symptoms.
Seek emergency medical care for warning signs such as:
- Difficulty breathing or shortness of breath
- Persistent pain or pressure in the chest
- Bluish, pale, or gray lips, face, or skin
- Confusion or an inability to stay awake
- Seizures
- Severe muscle pain
- Extreme weakness or unsteadiness
- Little or no urination
- Severe dehydration
- Symptoms that improve but later return or worsen
- Worsening of an existing chronic medical condition
Emergency warning signs in children may also include:
- Fast or difficult breathing
- Ribs pulling inward with each breath
- Bluish lips or face
- Severe chest pain
- Inability to interact normally
- Seizures
- Dehydration
- Fever or cough that improves but then returns or worsens
- Any fever in a very young infant
Call 911 in the United States when symptoms appear immediately life-threatening.
Do not drive yourself if you are severely short of breath, confused, fainting, or unable to remain alert.
How to Avoid Spreading the Flu at Home
Influenza spreads primarily through respiratory particles released when infected people cough, sneeze, talk, or breathe.
It may also spread when contaminated hands touch the eyes, nose, or mouth.
To reduce transmission:
- Stay home while actively ill.
- Avoid close contact with household members when possible.
- Cover coughs and sneezes with a tissue or the inside of your elbow.
- Wash your hands regularly with soap and water.
- Use alcohol-based hand sanitizer when soap and water are unavailable.
- Avoid touching your eyes, nose, and mouth.
- Do not share cups, utensils, towels, or personal items.
- Clean frequently touched surfaces.
- Improve indoor ventilation where practical.
- Consider wearing a well-fitting mask around other people.
- Keep distance from household members at high risk of complications.
CDC guidance recommends staying home and away from others until symptoms have been improving overall for at least 24 hours and any fever has been gone for at least 24 hours without the use of fever-reducing medication.
After returning to normal activities, additional precautions can help reduce the chance of spreading the illness.
Do not assume that the risk of transmission has completely disappeared as soon as the fever resolves.
Continue practicing good hand hygiene, respiratory etiquette, ventilation, and reasonable distancing, particularly around vulnerable people.
How Long Does the Flu Usually Last?
The course of influenza varies according to age, general health, immune status, virus type, vaccination history, and whether complications develop.
For many people with uncomplicated flu, the most intense fever, chills, headache, and body aches begin to improve within several days.
However, coughing, weakness, and fatigue may continue after the most severe symptoms have passed.
A lingering cough does not always mean that the infection is worsening, but it should be assessed when it is severe, persists for an extended period, produces blood, causes chest pain, or is accompanied by breathing difficulty.
Contact a healthcare professional if:
- Symptoms are not gradually improving.
- Fever persists or returns.
- Coughing becomes more severe.
- You develop ear pain, severe facial pain, or chest discomfort.
- You are unable to maintain hydration.
- Symptoms improve and then suddenly worsen.
- A chronic condition becomes harder to control.
A second decline after an initial improvement can sometimes indicate a complication or secondary infection and should not be ignored.
The Bottom Line
The most useful home remedies for flu focus on supportive care.
Adequate rest, regular fluid intake, warm liquids, honey for eligible individuals, saltwater gargles, saline nasal products, humidified air, and carefully selected over-the-counter medicines may make symptoms more manageable.
These measures do not cure influenza or guarantee that complications will not develop.
Prescription antivirals may be appropriate, particularly when treatment begins within the first two days of illness or when the person is at increased risk of severe disease.
Contact a healthcare professional early if you are pregnant, aged 65 or older, caring for a very young child, immunocompromised, or living with a chronic health condition.
Seek emergency care for difficulty breathing, persistent chest pain, confusion, seizures, severe dehydration, bluish skin or lips, or symptoms that improve and then return in a more severe form.