ScienceWash, cut, blow-dry… and researchTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience11/06/2020November 6, 2020Here comes the science part! What are the causes of hair problems, and how are they best tackled? In pursuit of answers, researchers examine what happens to strands of hair as they age. They also put haircare manufacturers’ claims to the test.https://p.dw.com/p/3krb2Advertisement