Cons: No adjustability; you have to pull a sweaty bra over your head after a run. Pros: Adjustable bands and straps create a supportive fit; easy to get on and off. Cons: Bra can slip down from ...

I didn’t think so…but you’ll effectively run the equivalent of one extra mile in a marathon if you're not wearing a supportive sports bra. (Yikes right?!) The up-and-down bobbing can shorten ...