Those with thick, dense hair may need 10 or more sessions. For example, men’s beard will almost always need 10+ sessions, with continued maintenance treatments. Teens may always require 10+ sessions. Those with active hormones may also need 10+ sessions with continued maintenance treatments. Women who become pregnant post treatment may require a new set of treatments. Those with ethnic backgrounds that have a propensity for more hair growth through the body may need 10+ sessions.