ScienceWhy you should avoid too much sugarTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience12/31/2015December 31, 2015Professor Hans-Georg Joost on the dangers of sugar. Most people consume far too much sugar, which can be harmful to health. Excess sugar promotes weight gain, and some also believe it contributes to cancer and promotes premature aging.https://p.dw.com/p/1FCa7Advertisement