Running, yoga, weight training, sports are all practical and valid ways to stay fit, but have you tried fucking? Not that slow, romantic sex, but that hardcore, thick you're going to pull a muscle, collapsing into a puddle of sweat after you cum, fucking? If you don't know what I mean, may I present these scenes as exhibit 1-4 on how to Make 'Em Sweat.
Kelly Madison's Naturally Exposed 6
Kelly does it again! More blowjobs, tit-fucking......
Dysfucktional 3: Blood Is Thicker Than Cum
If you can't count on family to help you out,......