Fact or Fiction: The Role of Drinking Water in Combating the Flu

The flu, also known as influenza, is a common viral infection that affects millions of people every year. It is characterized by symptoms such as fever, body aches, chills, sore throat, and fatigue. While there is no specific cure for the flu, there are various remedies and treatments that can help alleviate its symptoms and speed up the recovery process. One of these remedies is drinking plenty of water. In this article, we will explore the question – does drinking water really help with the flu?

The Importance of Hydration

Before we dive into the effects of water on the flu, it is essential to understand the importance of hydration in general. Water is an essential component of our body, and it plays a crucial role in various bodily functions, such as regulating body temperature, carrying nutrients and oxygen to cells, and removing waste products. When we are sick with the flu, our body’s need for water increases as it tries to fight off the infection and recover. Dehydration can worsen flu symptoms and prolong recovery time, which is why it is crucial to drink enough water when battling the flu.

How Does Water Help with the Flu?

There are several ways in which drinking water can help with the flu:

1. Keeps the Body Hydrated

As mentioned earlier, staying hydrated is crucial when battling the flu. The body loses fluids through sweating, coughing, and sneezing, and it needs to replenish them to function properly. Drinking water (and other fluids such as juice or herbal tea) can help prevent dehydration and other complications that may arise from it.

2. Helps Reduce Fever

Fever is a common symptom of the flu, and it can cause dehydration as the body works to fight off the infection. Drinking water can help reduce fever as it helps cool down the body and maintain a normal body temperature. It can also help prevent further complications that can be caused by high fevers, such as seizures in children.

3. Soothes a Sore Throat

The flu can often lead to a sore throat, making it difficult to swallow and talk. Drinking warm water can help soothe the throat, providing temporary relief from the discomfort. Adding a tablespoon of honey to warm water can also help soothe the throat and provide some relief from coughing.

4. Loosens Mucus

Chest congestion and a runny nose are common symptoms of the flu. Drinking water can help loosen the mucus in the chest and nasal passages, making it easier to cough or blow out. Staying hydrated can also help thin out the mucus, making it easier for the body to expel it.

5. Boosts the Immune System

When we are sick, our immune system goes into overdrive to fight off the infection. Drinking enough water can help support our immune system by keeping it hydrated, which, in turn, helps it function more efficiently in fighting off the flu virus.

How Much Water Should You Drink When You Have the Flu?

There is no set amount of water that one should drink when they have the flu. It is essential to listen to your body’s needs and drink enough water to stay hydrated. A good general rule is to drink enough fluids that you are going to the bathroom every few hours. This indicates that your body is well-hydrated. However, it is always best to consult with your healthcare provider for individualized recommendations.

Other Tips for Staying Hydrated When You Have the Flu

Aside from drinking plenty of water, there are a few other tips you can follow to stay well-hydrated when battling the flu:

1. Drink Herbal Teas

Herbal teas such as ginger, chamomile, and peppermint can help soothe a sore throat and ease other flu symptoms. They also provide hydration and essential nutrients to the body.

2. Eat Water-Rich Foods

Aside from drinking water, you can also increase your fluid intake by consuming water-rich foods such as fruits and vegetables. These include watermelon, cucumbers, tomatoes, and citrus fruits.

3. Avoid Dehydrating Drinks

While staying hydrated is crucial, it is equally important to avoid dehydrating drinks such as caffeinated beverages (coffee, tea, energy drinks) and alcohol. These drinks can cause further dehydration and worsen flu symptoms.


This article is for informational purposes only and is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified healthcare providers with any questions you may have regarding a medical condition. If you are experiencing severe flu symptoms, seek medical attention immediately.


In conclusion, staying hydrated is essential when you have the flu. Drinking enough water can help support your body’s immune system, relieve symptoms, and speed up recovery time. So, the next time you are feeling ill with the flu, make sure to keep a water bottle handy and drink plenty of fluids throughout the day.

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