Last time i had sex it was in sep. in oct i got my period on the 15. havent gotten it my period is now the 16? preg? or jus stress? not sexually activ

If no sexual: activity then not pregnant. Don't know how long your cycle is. Are you late?Reasons for missed/late periods: low body weight, obesity, marked weight ^ or v, over-exercise, endurance athletics, breast-feeding, ^ stress, illness, eating disorders (bulimia or anorexia), anovulatory cycle (no egg released), travel, hormone irregularities, drug use, meds (i.e., birth control) or medical problems (i.e.

No sex since last: period then not pregnant. If you are worried you can do a preg test if it will ease your mind and confirm you are not pregnant.