“…While some parts of the human body, such as armpits, the genital area, and feet, are rather occluded, moist, and warm, there are also large areas on forearms, legs, and the lower part of the back which are relatively exposed and dry. Perspiration, i.e., secretion through sweat glands, is crucial for the regulation of body temperature, which represents an important factor for body homeostasis . Sweat glands are specialized exocrine glands that are appendages of the skin and can be categorized into eccrine, apocrine, and intermediate, i.e., apoeccrine sweat glands ( Figure ).…”