Chinese warriors used leather balls 3,000 years ago to stay fit

A set of leather balls have been discovered in prehistoric Chinese tombs that were used by horseback riding warriors about 3, 000 years ago in games to stay fit and war ready. https://www.dailymail.co.uk/sciencetech/article-8848505/Leather-game-balls-buried-ancient-Chinese-warriors-used-3-000-years-ago-stay-fit.html?ns_mchannel=rss&ns_campaign=1490&ito=1490