The concept of penetrating the skin and attempting to get material through the skin, needles were one of the first abrasion techniques used.
Due to effective public awareness campaigns, most everyone knows that tanning beds cause cancer and are basically bad for you, right? Then why are 30 million Americans still visiting tanning beds every year? Every year in the U.S., the tanning industry is making over $5 billion even with the growing risk of skin cancer. [...]