It was a courageous statement by Massachusetts congresswoman Ayanna Pressley when she shared with The Root that a condition called alopecia has caused all of the hair on her head to fall out over the past several months. So what is alopecia? “Alopecia is a general term that just signifies any disorder in which there is hair loss. So, alopecia is more of a finding than a disease,” Dermatology Resident Angelo Landriscina explains. InsideEdition.com's Mara Montalbano has more.