Belly button and eyebrow piercings were popular during the s when the piercing trend entered the mainstream. Wikimedia Commons The reality is, when you create an opening in the body, there is a chance of infection. Piercing the hood in either direction lifts the skin and enhances the sensitivity and stimulation of the clitoris during sex. This risk can be minimized by using high quality jewellery manufactured from titanium or niobium or similar inert metals.