より良いジムを作るための洞察

Ask three lifters what a back extension machine is and you’ll get three different answers. To one, it’s the angled bench they hang off for ...

The back extension machine is one of the few machines in the gym built specifically for your lower back — and one of the most ...

A leg press always weighs more than the plates loaded on it. The machine contributes its own weight before the first plate goes on — ...

A Smith machine bar weighs between 6 and 45 lbs (3–20 kg), and there is no universal standard. Counterbalanced commercial machines typically start at 6–20 ...

The leg curl machine isolates your hamstrings by bending the knee against resistance. It is one of the cleanest ways to train the muscle, but ...

The leg extension and the leg curl are the two primary isolation machines for the thigh. The leg extension trains the quadriceps through knee extension; ...