The earliest medicine balls were probably used by ancient persian athletes to increase strength and endurance. These early ones used at least 3000 years ago were usually sand-filled animal bladders. You will find references in later texts to the use of medicine balls advocated by hippocrates, the father of medicine, about 2500 years ago. He recommended the use of round animal skins, which could also be filled with sand, as a way of training athletes or helping them recover from injuries.
It is the dream of all women to have a pair of long, firm and slender legs. But thin legs are not the only thing that makes a leg beautiful. Firm thigh muscles, well-proportioned calf muscles and natural leg muscle lines are what make a leg truly beautiful.
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Resistance bands, also known as elastic bands, are used for strength training exercises. Although resistance bands come in different shapes (some with grips) and lengths, they are essentially giant rubber bands that you pull to strengthen certain muscle groups.