They look healthy, smooth, and shiny.

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 ...

First impressions are important. When you meet someone new for the first time, it’s might be instinctive to make eye contact, smile, and shake hands. Hopefully, you encounter a firm handshake—although ...