Also known as a hamstring curl, the two conventional machine-based variations we'll be explaining are the lying and the seated leg curl. Here to walk us through how to do the leg curl, muscles worked, ...

The lying leg curl is a fundamental exercise for those looking to build leg strength and muscle. However, many find it ...

The hamstring curl is a great exercise for runners, but what would 50-a-day do to my legs? I set out to find out. As a reminder, working on the same muscle group every day isn’t recommended as ...

Start seated on a chair, and lift one leg out in a straight position, before holding it up in front of the body. Return the leg to the starting position, then repeat on the opposite leg.

Hold for up to 5 seconds. Slowly lower your left leg down to meet your right leg. Stack your feet to return to your starting position. Complete one set of repetitions, then switch to the other side.

There's no magic number for how long your workout should go for muscle and strength gains. Here are the factors that play into how long you should work out.

5 Seated Core Workouts To Shrink Your Waist Seated Knee Lifts With a Hold Shutterstock This exercise engages the hip flexors, lower abs, and deep stabilizers. Sit tall at the edge of a chair, hands on ...

4. Leg Press The leg press develops the quadriceps, gluteus maximus, hamstrings, and calf muscles. It builds leg strength and corrects muscle imbalances, such as those in the hamstrings. To do it: Sit ...

Start by standing a few feet in front of a bench, holding a dumbbell in each hand with your arms at your sides. Extend one leg back and rest the top of your foot on the bench behind you. Engage your ...

Stand facing a wall. Place your palms flat on the wall at shoulder height. Step one foot back. Keeping your back leg straight and heel on the floor, slowly bend your front knee and lean toward the ...

Seated leg lifts target the lower abdominals. Sit up straight with hands holding the sides of a chair for support. Extend legs straight out in front of you and lift them slowly towards your chest ...

Lie flat on your back on a mat with your legs extended and arms at your sides. Keep your lower back pressed into the mat and engage your core muscles. Slowly lift your legs up towards the ceiling ...