Bed bugs' bites can cause an increase in testosterone.
 Myocytic contraction of the muscles of mastication is responsible for generating the force that initiates the preparatory jaw abduction (opening), then rapidly adducts (closes) the jaw and moves the top and bottom teeth towards each other, resulting in the forceful action of a bite
 School-age children, those older than 30 months, who habitually bite may require professional intervention

