Flu is a deadly viral disease in US alone, more than 80,000 people died last year due to flu infection. From statistics released by center for disease control and prevention, it is quite clear that flu if not treated can be fatal.
Flu is also highly contagious. It can spread through touch, air, cough, and sneeze. Here are 6 early warning signs of flu you should know.
Flu will quickly reduce your energy. You will feel pain all across the body. Muscle pain is a clear symptom of flu. You need to consult a doctor, and explain the severity of your situation.