Weight machines are exercise devices designed to help individuals strengthen their muscles. They use weights or resistance to target specific muscle groups, making workouts more efficient and controlled. Common types of weight machines include leg press, chest press, and lat pulldown machines, each focusing on different areas of the body. These machines often have adjustable settings, allowing users to change the weight and fit their personal fitness levels. Many gyms feature weight machines, making them accessible for both beginners and experienced athletes. Proper use of weight machines can enhance strength training and improve overall fitness.