1. Miliaria — small , raised , red bumps that often have a white or yellow " head " — is sometimes called infant acne .

2. Tropical anhidrotic asthenia a rare condition occurring under conditions of heat stress, in which miliaria causes extensive occlusion of the sweat ducts producing anhidrosis and heat retention that may lead to weakness, dyspnea, tachycardia, elevation of body temperature, and collapse.