Causes of the flu. The flu is caused by influenza virus types A, B, and C. Both type A and type B flu viruses are responsible for the seasonal outbreaks of flu. Type A flu viruses are found in many different animals, including ducks, chickens, pigs, and horses. Influenza B viruses circulate widely only among humans.
Find healthy ways to manage stress. Consider healthy, stress-reducing activities such as meditation, exercising or talking things out with friends or family. Keep in mind that unhealthy behaviors develop over time and can be difficult to change. Don't take on too much at once.
1 Exercise is one of the best ways to reduce stress. â 2 When you exercise, your body releases endorphins, which are hormones that fight stress,â says Frank Lupin, MS, ATC, PES, a certified athletic trainer and a personal trainer for Coordinated Health in Bethlehem, Pa.