the right hand doesnât know what the left hand is doing Confusion, disorder, disarray. Now used derogatorily to indicate a lack of coordination, organization, or direction, in its original New Testament context (with hands reversed) the phrase denoted a desirable state.
A vigorous game of singles tennis can expect to burn between 528 and 872 calories, depending on your body weight, according to MayoClinic.com. This is comparable to an hour of solid running at 5 miles per hour, or an intense game of basketball.
Tennis players are often very inflexible in certain areas of their body! The most common Tennis injuries are overuse injuries caused by many repetitions of a one-sided activity like hitting thousands of serves for example.