Did you know that your hair follicles can also age? And it is not related to androgenic alopecia. From the house of best hair transplant clinic in Kolkata there are few things about aging of hair follicles that you should know. Like any other tissues in our body, our hair follicles also starts to thin after a certain age. This phenomena is called senescent alopecia . Androgenic alopecia start in between the age of 8 – 50. But hair thinning that starts after 60 with no prior signs of hair thinning has a likelihood of representing senescent alopecia. Though different types of hair loss occur after 60. In the year 2013 , a study was conducted which confirmed that androgenic alopecia and senescent alopecia are truly unique. The study compared 1200 genes in androgenic alopecia and 1360 in senescent alopecia and compared these to controls. Of these, 442 genes were unique to androgenic alopecia, 602 genes were unique to senescent alopecia and 758 genes were common to both andro