Additionally, some prescription drugs for example cancer chemotherapy may lead to non permanent hair loss. Hair development usually returns to standard once the drugs are stopped. In some instances, hormones just after providing beginning or through menopause may cause thinning hair. A gene called sonic hedgehog is additionally building headway. http://www.stophairloss.biz/what-treatments-are-available-for-male-pattern-hair-loss%ef%bb%bf/