Signs of Healthy (and Unhealthy) Nails

Healthy nails are smooth, firm, and evenly colored, with a pinkish base and a straight, even edge. They grow at a steady pace without splitting or peeling, and the cuticle remains intact. The nail bed should be firm and free of ridges or pits, while the surrounding skin stays moisturized and unbroken. A healthy nail’s surface is glossy and free of cracks, and it doesn’t lift away from the skin.

Unhealthy nails often show signs of damage or disease. Thickening, especially in the fingertips, may signal fungal infections or psoriasis. Discoloration like yellowing, black spots, or green streaks can indicate bacterial or fungal growth. Ridges, splitting, or crumbling edges suggest dehydration, trauma, or nutritional deficiencies. If a nail separates from the nail bed, it might point to an injury or underlying condition like eczema.

Nails that feel brittle, dry, or overly soft may lack moisture or essential nutrients like biotin. Persistent changes, such as sudden swelling around the nail or persistent pain, could hint at systemic issues like diabetes or thyroid disorders. While these signs can offer clues about overall health, they’re not a substitute for professional medical advice. Regular care, like keeping nails trimmed and moisturized, can help maintain their strength and appearance.