What is Physical exercise?
[[Image:Makhaya Ntini exercise.jpg|thumb|220px|right|[[South African]] [[cricket]] player Makhaya Ntini doing a flexibility exercise.<ref>{{Cite web|url=https://www.cricketbio.com/cricket/top-5-cricket-fitness-exercise/|title=Cricket Fitness Exercise|date=11 July 2020}}</ref>]] The word '''exercise''' means: *Things to do to get some practical [[experience]] and [[skill]] in some activity. *Repeatedly moving the [[human body]] to make it stronger or better at doing something. This is called ''physical exercise''. ==Basic modes of physical exercises== {{main|Physical fitness}} People do physical exercises as a part of their [[healthy lifestyle]] to get stronger and healthier or stay strong and [[healthy]] or to improve their [[body image]]. There are three basic modes of physical exercises: * [[Flexibility training|Flexibility exercises]] help the human body in general or its part in particular to be able to reach farther and bend better. * [[Aerobics|Aerobic]] exercises help the body work hard for a long time. * [[Anaerobic]] exercises, like lifting weights, make the arms and legs stronger. Exercises can be an important part of physical [[therapy]], weight loss, or [[sport]]s performance. Exercise can be [[wikt:fun|fun]], but it is important for the exerciser to do what they like and [[food|eat]] enough [[calorie]]s, so when they exercise they are building up [[muscle]]s, not just breaking them down for fuel. [[Carbohydrate]]s are muscle-sparing; and if one does not get enough calories overall, there is the risk of burning muscles up with the [[fat]] to make up the deficit. ==Exercise benefits== Benefits of exercise for all ages have been known since antiquity. [[Marcus Cicero]], around 65 BC, stated: “It is exercise alone that supports the spirits, and keeps the mind in vigor.”<ref>{{cite web |url=http://www.inspirational-quotes-and-quotations.com/quotes-about-exercise.html |title=Quotes About Exercise Top 10 List. }}</ref> The [[Centers for Disease Control and Prevention|CDC]] recommends that adults