Want abs?
It’s simple, get your bodyfat low enough for them to be visible! All the crunches in the world will not make a difference if you have a layer of fat on top hiding them!
Simple -
Clean eating + Cardio + Weight training = ABS
(Source: muffintop-less, via halesyeah)
To sprint faster, work your hamstrings. They help you push off and develop speed. Try this variation of the leg curl:...