Medically reviewed by Amelia MacIntyre, DO Ticks are small parasites that feed on the blood of humans and other warm-blooded animals. They are most active in late spring, summer, and early fall. Tick ...

But first: What is dandruff? Also known as seborrheic dermatitis, dandruff is an inflammatory response to an imbalance in the scalp microbiome. “This causes the overgrowth of Malassezzia, a normal ...