!function(n){if(!window.cnx){window.cnx={},window.cnx.cmd=[];var t=n.createElement('iframe');t.display='none',t.onload=function(){var n=t.contentWindow.document,c=n.createElement('script');c.src='//cd.connatix.com/connatix.player.js',c.setAttribute('async','1'),c.setAttribute('type','text/javascript'),n.body.appendChild(c)},n.head.appendChild(t)}}(document);(new Image()).src = 'https://capi.connatix.com/tr/si?token=ff7fdddc-5441-4253-abc4-f12a33fad58b';cnx.cmd.push(function(){cnx({"playerId":"ff7fdddc-5441-4253-abc4-f12a33fad58b","mediaId":"29286e6c-49f6-43ac-b0f7-2b986eac5e7c"}).render("6904cabbe4b0b48d8a1c3581");});The internet is rife with one-off challenges that are said to mean big things about your health, whether it’s a blanket statement that “all women should be able to do 11 push-ups” or a challenge known as the “old man test” that claims to measure whether your body is “old.” The latest trend is a recent social media challenge that has people measuring their biological age based on their ability to jump off the ground.The challenge looks like this: You start by kneeling on the ground and then use your strength to jump from a kneeling position to your feet.Even Derek Jeter got in on the challenge (and the former New York Yankees