How to fight and prevent flu

Written in association with: Dr Anita Raja
Published: | Updated: 21/01/2025
Edited by: Aoife Maguire

The flu, a common yet potentially severe illness, requires a thoughtful approach to prevention, treatment, and recovery. By following effective strategies, individuals can reduce the severity of symptoms, minimise complications, and ensure a faster return to normal life.

 

We speak to revered GP Dr Anita Raja, who outlines comprehensive measures to combat the flu, from rest and hydration to advanced medical interventions and long-term prevention.

 

 

Rest and sleep

 

Adequate rest is essential for allowing your immune system to combat the infection effectively. Aim to get 7-9 hours of sleep each night to support recovery and overall health. Rest also minimises strain on your body, helping you conserve energy to fight off the flu.

 

Hydration and nutrition

Staying hydrated is crucial during the flu. Consuming ample amounts of water, warm tea, and clear broths helps to loosen mucus, relieve congestion, and maintain proper hydration. Additionally, eating nutritious foods like fruits, vegetables, and clear soups helps support your immune system and accelerates recovery.

 

Over-the-counter medications

 

Strategic use of over-the-counter medications can alleviate flu symptoms. Decongestants relieve nasal congestion, while pain relievers like acetaminophen or ibuprofen reduce fever and aches. Zinc lozenges, when taken within 24 hours of symptom onset, may decrease the duration of the illness by up to 30-40%.

 

Home remedies and comfort measures

 

Several home remedies can provide additional relief. Nasal irrigation using a neti pot or saline spray helps clear congestion and remove virus particles. A humidifier in your bedroom can ease coughing and congestion, while gargling with warm salt water can soothe a sore throat.

 

Hygiene and preventive measures

 

Preventive strategies are key to avoiding the flu. Wash hands frequently with soap and water for at least 20 seconds, and avoid touching your face. Maintain a balanced diet, exercise moderately, and ensure you’re getting enough sleep. For added protection, consider getting an annual flu shot, particularly if you belong to a high-risk group such as young children, elderly adults, or those with chronic health conditions.

 

When to see a doctor about flu symptoms

 

Seek medical attention if you experience any of the following:

 

  • A fever above 103°F (39.4°C).
  • Symptoms lasting more than 10 days.
  • Difficulty breathing.
  • Severe pain in the face or forehead.
  • Signs of dehydration, such as dizziness or confusion.

 

The role of zinc

 

Zinc plays a significant role in combating colds and flu. It works by preventing virus replication in the throat and nasal passages, boosting immune cell function, and reducing inflammation. By addressing the root causes of the illness, zinc can shorten its duration and lessen its severity.

 

Fighting the flu: prevention and recovery

 

Understanding the flu’s early symptoms, such as high fever, body aches, fatigue, and respiratory discomfort, is critical for timely intervention. Combining proper rest, hydration, nutritious foods, and medications with preventive measures ensures a comprehensive approach to recovery. Incorporating long-term lifestyle changes like regular exercise, improved ventilation, and stress management can reduce the likelihood of future flu infections.

 

By taking these steps, you can not only recover from the flu more effectively but also strengthen your body’s defenses for seasons to come.

 

 

If you would like to book a consultation with Dr Raja, do not hesitate to do so by visiting her Top Doctors profile today. 

By Dr Anita Raja
GP (general practitioner)

Dr Anita Raja is a highly-respected medical doctor and media figure who co-founded House of Health. She serves as its CEO, bringing with her a wealth of experience in both the clinical and media spheres. As an NHS GP with over a decade of experience, Dr Raja is a leading expert in female health, menopause and longevity medicine. Her work extends into addressing hormonal health challenges such as andropause and women’s health issues, making her an authority in these fields.
 
Dr Raja's impressive career goes beyond her medical expertise. She is a prominent media personality, regularly appearing on well-known channels such as BBC, ITV, Sky News and Good Morning Britain. Her ability to communicate complex health issues, particularly during the COVID-19 pandemic, has made her a trusted voice in public health, especially within the Black, Asian, and minority ethnic (BAME) communities. Dr Raja's work in raising awareness about health disparities and vaccine hesitancy in these communities has earned her international recognition.
 
In addition to her media presence, Dr Raja is deeply committed to longevity and lifestyle medicine, focusing on preventive health to help patients achieve optimal well-being. Her leadership at House of Health reflects her dedication to providing holistic care, which aligns perfectly with her passion for women's health and long-term wellness solutions.
 
Through her brand, House of Health she endeavours to bring efficient, high-quality premium healthcare to the residents of Midlands and beyond.
 
This blend of clinical excellence and media savvy makes Dr Anita Raja a powerful force in shaping the future of healthcare at House of Health, particularly in the domains of menopause, longevity medicine and female health​.

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