C. prepare the body for more intense workout
I believe that 36% of 9th grade girls are likely to be involved in drinking, based on recent studies.
Answer:
well....were ur periods regular before? if they weren't regular before then it might be normal.. bc if you just started ur period won't be every month
HOWEVER, if ur periods were normal before then there might be a problem
i answered ur other question abt this but it got deleted so i just copied and pasted my answer from before