Dec 17, 2024 · As with other types of psoriasis, we don't know what causes it. Doctors believe it comes from something wrong with your immune system that causes skin cells to grow too quickly and build …

Mar 14, 2024 · The exact cause of scalp psoriasis isn’t known. However, research suggests it may be due to an overactive immune system, genetics, and environmental risk factors.

Oct 30, 2025 · Psoriasis plaques occur because the overactive immune system speeds up skin cell growth. Normal skin cells completely grow and shed (fall off) in a month. With psoriasis, skin cells do …

Psoriasis develops when a person’s immune system has faulty signals that tell skin cells to grow too quickly. New skin cells form in days rather than weeks. The body does not shed these excess skin …

Feb 28, 2025 · Scalp psoriasis is an autoimmune skin condition that causes scaly, inflamed patches. The cause is unknown, but researchers think genetics and other risk factors might be involved.

Mar 10, 2025 · Scalp psoriasis is a common but often frustrating skin condition that can cause itching, flaking, and discomfort. It results from an overactive immune response that leads to rapid skin cell …

In psoriasis, skin cells tend to form quickly (hyperproliferation), within days rather than weeks, due to faulty immune system signals. As a result, excess cells pile up on the skin surface, causing patches …

Dec 17, 2025 · Psoriasis is a skin disease that causes a rash with itchy, scaly patches, most commonly on the knees, elbows, trunk and scalp. Psoriasis is a common, long-term (chronic) disease with no …

Risk factors for psoriasis, including scalp psoriasis, can include family history, certain medications, infection, obesity, and smoking. Psoriasis is a chronic autoimmune condition that causes red, scaly, …

Oct 21, 2025 · Instead of shedding dead cells slowly, they pile up into plaques and scales. It’s not clear exactly why some people develop psoriasis. But genetics and the immune system seem to play a …