Tennis elbow, which is known in medical terms as lateral epicondylitis, is a degenerative condition thought to affect two million people in Britain - mainly between the ages of 40 and 55.

• 网球肘在医学上是一种侧上髁炎，是一种退行性疾病，在英国影响了200百万人的生活，这些人主要在40-55岁之间。