Body-training apparatus and devices for physical exercises, namely, baseball bats and baseball swing training devices; athletic equipment, namely, training devices to be worn on the body for support; electronic sports training simulators; sporting goods, namely, a sports training device to improve strength, toning, conditioning, balance, and proprioception; sports training apparatus for improving throwing and striking mechanics, intended to maximize throwing velocity and accuracy, as well as minimizing the risk of arm injuries including shoulder, elbow, and wrist, improve baseball and softball throwing mechanics, improve velocity and accuracy of baseball pitchers, improve throwing mechanics for football quarterbacks, improve overhead striking for volleyball and tennis; pitching or throwing trainer worn on the head, namely, a device consisting of a band, hat, or clip with a removable arm, for the purpose of guiding the users arm into the proper throwing angle, minimizing the risk of injury and maximizing throwing potential, including speed, accuracy, and distance