10 Health Benefits of Having Sex

A Stronger Immune System

Orange juice? Check. Flu shot? Check. Sexytime? Check!

A study from Wilkes University in Pennsylvania indicated that people having sex one to two times a week had three times as much Immunoglobulin A (a major antibody) in their systems as those having no sex, infrequent sex (less than once a week), or -- a note to your nosy neighbors -- very frequent sex (3 times or more a week).