Forget the grueling two-hour chest days. Leading exercise scientists reveal that you only need 4 to 8 high-intensity sets per week to unlock significant muscle growth and a broader physique.

Some pieces of equipment are essential. You can't effectively hammer your legs and glutes without a leg press, squat rack, and barbell. But there are myriad ways to get big pecs with standing chest ...

According to experts, it takes just four exercises to absolutely rip your top half to shreds—so you can start building muscle ...