1. What is flu?
Flu is a viral infection that involves a nose, throat and lungs. Flu also called as Influenza.
2. Is flu contagious?
Yes, flu is contagious. When infected person sneezes, coughs or talks, flu viruses travel through the air in droplets. These droplets are inhaled directly, or you can pick up the germs from an object such as a telephone or books and then transfer them to your eyes, nose or mouth.
3. What are the symptoms of flu?
Symptoms of flu include a runny nose, sneezing and sore throat, colds, fever, aching muscles, chills and sweats, headache, dry cough, fatigue and weakness.
4. Is a flu caused by a bacterial infection?
Flu or Influenza is a viral infection that involves the respiratory system, i.e., your nose, throat and lungs.
5. Are flu and common cold the same?
Respiratory illnesses include flu and the common cold, but different viruses cause them. Colds are usually milder. Stuffy or runny nose is the most common symptom. Flu is worse than the common cold, with more intense symptoms.