, hamstrings, quads, calves, and core — but executing proper form and technique is crucial to reaping all the benefits of your hard work.your cardiovascular endurance and strength, Morales says. In that short amount of time, though, there is little room for error.
Your body needs time to adapt to the demands you're about to place on it. Morales suggests taking five to 10 minutes to warm up at the beginning of your workout. Poor posture — like leaning forward or resting your body weight on the side rails — keeps the"work" off the intended muscles that are meant to be used and reduces the benefit you get out of the workout. This also decreases oxygen consumption, tightens the hip flexors, allows the core muscles to relax, and puts a lot of stress on the upper body, Morales says., Morales recommends slowing down or reducing the intensity level to something you can manage.