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.
Here are four simple techniques for managing stress: 1  Positive Self-Talk. Self-talk is one way to deal with stress. 2  Emergency Stress Stoppers. There are many stressful situations â at work, at home, on the road and in public places. 3  Finding Pleasure. When stress makes you feel bad, do something that makes you feel good.  Daily Relaxation.