Warming up before lifting weights is crucial for priming the body and minimizing the risk of injury. A proper warm-up routine increases blood flow to the muscles, raises body temperature, and enhances flexibility, preparing the body for the demands of resistance training. Dynamic stretches such as arm circles, leg swings, and torso twists help loosen tight muscles and improve range of motion, while light cardio activities like jogging or cycling elevate the heart rate and stimulate the nervous system. Additionally, incorporating specific activation exercises targeting the muscles to be worked, such as bodyweight squats before a leg workout or push-ups before an upper body session, helps activate the muscle fibers and establish proper neuromuscular connections. By dedicating time to warm-up exercises before hitting the weights, individuals can optimize their performance, improve exercise technique, and reduce the likelihood of strain or injury.