Most men dream of having rippling abs, toned legs and muscular arms but the effort of upping their fitness regime and changing their diet often puts them off. We set out to find out how demanding it would be.

Kylie Jenner flaunted her toned torso and limbs in some sexy selfie videos on social media Monday. The 25-year-old showed off her taut tummy in a black bra top and leggings.

She has followed her mother and sister into the modeling business. And Lisa Rinna's daughter Amelia Hamlin posed up a storm for one of her brand endorsements on Instagram this Tuesday.