Kitty litter that is made from clay or bentonite is slightly radioactive. GK Hart/Vikki Hart, Getty Images Cat litter is sufficiently radioactive that it can set off radiation alerts at international border checkpoints. Actually, it's not all cat litter you need to worry about -- only the stuff made from clay or bentonite.
Deep folliculitis is usually more severe. Follicles are densest on your scalp, and they occur everywhere on your body except your palms, soles, lips and mucous membranes. Damaged follicles are at risk of infection. The most common causes of follicle damage are: Friction from shaving or tight clothing.
Inflammation of the hair follicles or bacterial infection of the scalp can also cause itching. Usually people with this problem have acne-like bumps or pustules in the affected areas. Other causes of itchy scalp are uncommon. Inflammatory and hair loss conditions of the scalp are rare, but can also cause itching. There are many of themâdiscoid lupus and hot comb alopecia are two examples. They always have areas of obvious hair loss.