Most of the time, prominent veins in the hands at a young age are a common, harmless variation produced by variables such as little body fat, heredity, or a fair complexion. While large hand veins are frequently linked with age, they can also be quite normal in young, healthy persons.
Common and harmless causes
Low body fat: The hands naturally have less fatty tissue than the rest of the body. For young people who are very slim, the lack of fat cushioning causes veins to look more visible and closer to the skin’s surface.
