Medically reviewed by William Truswell, MD Key Takeaways Petechiae are tiny red or purple dots that don't turn white when you ...
Finding tiny red dots on your skin can be unnerving, but a dermatologist usually starts with a simple question: Did they appear slowly, or did they show up overnight? Christopher J. Haas, MD, FAAD, ...
That mysterious dark spot on your arm. The raised bump that appeared overnight. The cluster of tiny dots near your shoulder. When new marks appear on your skin, it’s natural to feel concerned about ...