There are a few different reasons a scalp can be itchy. Often the cause of scalp itching is due to dry scalp but could also be due to things such as not washing hair often enough or washing hair too often. Cold weather and dry indoor air often contribute to scalp itching.
Could be an insect bite.
your scalp could be dirty and is itching
Yes if you do it to much it will hurt.
There is only one pubic louse, and it causes itching.
flakes on the shoulder is one way to see it. itching scalp is another.
== ==
Head lice live, breed and eat off the scalp. The itching and irritation comes from them biting and feeding off blood in the scalp.
Butter helps. ICE stops it right away.
The most common cause of a flaky scalp is dry skin. A skin condition called eczema can also cause one to have a flaky scalp. Dermatitis and psoriasis can also lead one to develop a flaky scalp.
some causes include the weather, sun can dry out hair, your surroundings, the salt water in the sea
The scalp could be red from rosacea or an allergy to shampoo.
one of the causes is diabetes. Other causes are allergies, environmental changes (temperature changes, such as when you've traveled from the tropics or warmer regions to colder regions or the US), and many others.