Most Googled Health Questions

🔍 Top Googled Health Questions (UK & globally relevant)

1. Is bronchitis contagious?
   Yes, viral bronchitis is contagious and spreads through respiratory droplets from coughing or sneezing. This was the most searched health question globally, with ~176,000 monthly searches.

2. Is pneumonia contagious?
   Pneumonia caused by viruses or bacteria is contagious, whereas fungal pneumonia typically is not. Spread occurs via droplets, much like colds and flu.

3. What is lupus?
   Lupus is an autoimmune condition where the immune system attacks healthy tissues. It often affects the skin, joints, kidneys, and other organs, mainly in women aged 15 to 44.

4. How much water should I drink a day?
   While needs vary, a common guide is 1.5 to 2 litres per day for adults. This can depend on activity level, temperature, and overall health.

5. Is strep throat contagious?
   Yes. It spreads easily through coughs, sneezes, or shared utensils. Without treatment, people can remain contagious for up to three weeks.

6. How long does the flu last?
   Flu symptoms usually last 5 to 7 days, though fatigue may linger longer. People are most contagious in the first 3 to 4 days.

7. What causes high blood pressure?
   Contributing factors include a high-salt diet, lack of physical activity, being overweight, stress, smoking, and genetic predisposition. It’s a major risk factor for heart disease and stroke.