Is DNA key to an ideal workout Scientists say genes determine fitness and create test to identify if someone is suited to sprints or marathons By Fiona Macrae PUBLISHED: 00:29 GMT, 25 April 2013 | UPDATED: 06:47 GMT, 25 April 2013 If you gamely go to the gym or perpetually pound the pavements but don’t seem to be getting any fitter, the answer could lie in your genes. Scientists say DNA is key to sporting ability – and they have created a genetic test that tells someone if they are better-suited to marathons or to the 100 metres. Billed as ‘the end of workouts that don’t work’, the 249 kit reads around 20 genes involved in how the body reacts to exercise, the risk of injury and how long it takes muscles to recover from exertion
Britain's biggest burger: It weighs as much as a bowling ball and contains 7,000 calories… but nobody has ever finished one Ogre Burger contains one kg of beef, 800g bun and 200g of cheeseVisitors to The Edge Bar attempt to finish the meal within thirty minutes But nobody has ever completed the burger, which takes two hours to make By Daily Mail Reporter PUBLISHED: 20:53 GMT, 28 March 2013 | UPDATED: 09:27 GMT, 29 March 2013 It weighs as much as a bowling ball and you would have to run three marathons to burn off its 7,000 calories.
Take it a bit easier in the gym: Too much exercise can wear out your heartModerate, regular exercise is beneficial but it is possible to do too muchExercising intensely for more than an hour can cause heart tissue to stretchRunning between two and five times a week is better than going every dayAnd, marathons should not be a regular challenge, rather done occasionally | UPDATED: 23:37 GMT, 29 November 2012 While moderate exercise like jogging is good for you, too much is bad for your heart It is the news that couch potatoes have been waiting for: too much exercise is bad for your heart.