Australopithecus afarensis is one of the longest-lived and best-known early human speciesâpaleoanthropologists have uncovered remains from more than 300 individuals ! Found between 3.85 and 2.95 million years ago in Eastern Africa ( Ethiopia , Kenya , Tanzania ) , this species survived for more than 900,000 years , which is over four times as long ...
Contact dermatitis is a rash on the skin that can be itchy, painful, tender swollen and even blistered. Cradle cap is common for infants and causes thick, itchy, crusty, yellow or brown scales on the scalp. Symptoms of dry skin include scaly, rough, itchy, flakey, cracked skin, as well as chapped or cracked lips. Dandruff is a common condition that causes itching and flaking of skin on your scalp. A drug allergy is an allergic reaction to a medication and can cause a rapid heartbeat and difficulty breathing.
Dry skin. Flakes from dry skin are generally smaller and less oily than those from other causes of dandruff. And, redness or inflammation is unlikely. You'll probably have dry skin on other parts of the body, such as your legs and arms, too. Sensitivity to hair care products (contact dermatitis). Sometimes sensitivities to certain ingredients in hair care products or hair dyes can cause a red, itchy, scaly scalp.