Flu A and flu B are the most common strains of the flu that circulate in humans. The U.S. is currently in the middle of flu season, with a high number of cases reported across the country. There are ...
Hepatitis D: This virus is a bit of a freeloader - it can only infect you if you already have hepatitis B. It's like that friend who crashes on your couch and never leaves, making your hepatitis B ...
ANSWER: Both colds and influenza (the "flu") are respiratory illnesses that are caused by viruses. Influenza is caused ...