When you exercise, the cells in your brain (and the rest of your body) start firing, becoming more energized. You also produce more serotonin and dopamineâboth crucial in mood elevation. Some credit these chemicals with whatâs known as the ârunnerâs highâ, common in endurance athletes. But we do know they make you feel good, and a sense of wellbeing and happiness can increase your physical health in turn.
You're most likely to get mononucleosis with all the signs and symptoms if you're an adolescent or young adult. Young children usually have few symptoms, and the infection often goes unrecognized. If you have mononucleosis, it's important to be careful of certain complications such as an enlarged spleen.
Who Is Affected by Infectious Mononucleosis. Infectious mononucleosis (mono) occurs in about 1 out of 2,000 people every year. People between the ages of 15 and 24 are most likely to have symptoms of mono. Most people have been exposed to Epstein-Barr virus (EBV), which causes mono, by the time they reach adulthood.