The secret to building sexier biceps for women. Get your arms, shoulders, back and chest ready for tank top season with this upper body workout. A 20 minute routine for a slim, sexy and toned upper body.
WEEK Week 3 of the Cosmo Butt Challenge is here! It's time to switch up your routine and work in these new moves — deep squats with alternating knee lift and twist, dumbbell deadlifts, alternating reverse lunges with weights, dumbbe