Beach trips, swimming pools, and lake dives are coming up, gentlemen. You'll be reaching for yourswim trunks before you know it, and baring your stomach for all to see immediately after. Now's the time to work on your core, since you've already perfected those tank top worthy arms. To help you (and ourselves) get in check, we talked to Albert Matheny, co-owner of SoHo Strength Lab in New York to see what's what. He gave us three simple ab exercises to get your core in check.
