women....TOM question

twinmom_112002
twinmom_112002 Posts: 739 Member
edited January 12 in Fitness and Exercise
Hi all...

I ran my first half marathon on Sunday. I was due for AF on Monday. So far no show. Lots of PMS symptoms. Is this a result of my run (if so I think I will run a half marathon every month). I know I'm not preggo because you have to have sex to become pregnant.
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