Tag: flu shot

What causes the flu? Every year, 5 to 20% of Americans become sick with the flu. This illness is caused by a highly contagious family of influenza (“flu”) viruses that live in human respiratory droplets and are transmitted from person to person through the air and on surfaces that have been touched by individuals with […]

Colds and flu: what’s the difference? Many of my patients are not sure how to tell the difference between a cold and the flu. Their confusion is understandable since colds and flu share some (but not all) of the same symptoms. Here’s how I describe how to tell if you are infected with a cold […]