Formication is the sensation that resembles that of small insects crawling on (or under) the skin when there is nothing there. Last night I felt a crawling feeling under my scalp. A 41-year-old member asked: what causes the crawling feeling in your head? Figuring out what might be causing a crawling sensation … She said nothing is crawling on my head, yet I was feeling the crawling on the left side of my head, starting at the back moving forward on the left side of my Head… what causes the feeling of something crawling in my head. Feeling a sudden tingling sensation can cause your head to itch, or create a feeling of numbness. Dr. Heidi Fowler answered. The prickling feeling can be linked to several possible medical conditions. 24 years experience Psychiatry. I am a male an bald. The feeling of tingling in head and face that people sometimes experience can be connected with some causes and the tingling may involve the top or numbness in the back of the head or may affect the whole head scalp … I requested my wife to check what is crawling on my head. Electrical crawling feeling, like chills moving on my scalp, in the top of my head and sometimes on forehead and between eyes, also sometimes a sensation like theres a pencil behind my … Formication: Formication is the sense that something is crawling … It is one specific form of a set of sensations known as paresthesias, which also include the more common prickling, tingling sensation …