A tissue<span> is a group of many similar cells .</span><span>An </span>organ is<span> an anatomically distinct structure of the </span>body composed<span> of two or more </span>tissue<span> types.</span>Organs<span> that </span>work together<span> are grouped into </span>organ<span> systems.</span>
Physical activity can provide health benefits like providing weight loss, osteoporosis and reduce arthritis pain. In social aspect, it would provide recreation and offer socialization and for mental can improve creativity and for emotional can reduce stress and anxiety as well as depression also then.
