Vertical fingernail ridges are usually harmless and often appear due to aging. Horizontal ridges might indicate health issues like vitamin deficiencies or infections. Good nail hygiene can help ...

While there is no optimal nail shape for nail health, strength, and growth, it may help to cut fingernails straight across with slightly rounded edges. However, rounded edges on toenails can increase ...

Your fingernails might seem like simple protective coverings for your fingertips, but they’re actually sophisticated diagnostic tools that can reveal crucial information about your protein intake.