Lottery and scratch-off games have long captured the imagination of players with various theories and superstitious beliefs. The latest one picking up steam on social media is the “white-line theory.” ...

Before you worry too much: Most white streaks on nails are harmless. However, if you have similar lines on many nails or a pair of lines that runs all the way across the nail, these could be signs ...

White lines on nails, medically referred to as leukonychia, are a common occurrence and are usually harmless. These lines can appear as small spots, horizontal bands, or lengthwise streaks, often ...