Why do I only have two abs?

Why do some girls naturally have six-pack abs?

Will I get visible six-pack abs if I do 50 crunches daily?

Will I get fit if I run every day?

Why do planks never get easier?

What does 14% body fat look like on a man?

Why am I skinny but not showing six-pack abs?

Will I get visible six-pack abs if I eat less?

Will I lose weight and get visible six-pack abs by running four times a week?

What does 19% body fat look like on a female?