A 45 degree leg press machine is a piece of gym equipment designed to target the muscles in the lower body, specifically the quadriceps, hamstrings, and glutes. The machine is set at a 45 degree angle, which allows for a more natural range of motion compared to a traditional leg press machine. To use a 45 degree leg press machine, the user sits in the seat with their back against the padded backrest and places their feet on the footplate. They then push the footplate away from their body using their legs, extending their knees and hips until their legs are fully extended. The user then slowly lowers the weight back down by bending their knees and hips, returning to the starting position. The 45 degree leg press machine is a popular choice for leg workouts as it provides a safe and effective way to target the muscles in the lower body without putting strain on the lower back. It can be adjusted to accommodate different fitness levels and goals by increasing or decreasing the weight load.