All hairs are part of a follicular unit which comprises the hair shaft, melanin (not always!!) and germ/stem cells. [There are other components such as the pilo-sebaceous units – but we’re not interested in those here.] The germ cells are responsible for initiating and growing the hair in the anagen phase. They reside in a… Continue reading Why do ‘finer’ and ‘lighter’ hairs appear after laser/IPL hair removal treatments?