Bicep Building
Doing negative bicep barbell curls hurts like a bitch.
But it’s a great way to pack on muscle mass, especially if one of your goals is to make your bicep peaks look like skyscrapers.
Doing negative bicep barbell curls hurts like a bitch.
But it’s a great way to pack on muscle mass, especially if one of your goals is to make your bicep peaks look like skyscrapers.