HELLO...IM 23 YEARS OLD, NEVER HAD INTERCOURSE, EAT HEALTHY AND EXERCISETHREE TIMES A WEEK. I AM 5 FOOT NINE, 145 LBS, SOLID BUT SLIM BUILD. MY CYCLE HAS BEEN ABSENT FOR A FEW MONTHS SINCE SEPTEMBER. THIS IS NOT THE FIRST TIME THIS OCCURS, ONCE BEFORE IT VANISHED FOR SEVEN MONTHS AND OTHER TIMES THREE TO FOUR MONTHS AT A TIME. I HAVE NO PAIN, HEALTH PROBLEMS, IM ALSO NOT TAKING ANY MEDICINE. is THIS OK