This is also a good opportunity to discuss important travel health issues including safe food and water, accidents, sun exposure and insect bites. Many of the problems experienced by travellers cannot be prevented by vaccinations and other preventive measures need to be taken.
Age and genetics. As you get older, the veins in your hands may become more visible. Additionally, some peopleâs veins are naturally more visible. This could be due to skin pigmentation, body fat distribution, or a variety of other genetic factors. In most cases visible veins in hands are not a sign of a medical condition, or of any other problems.
Â· just now. Report Abuse. Its a natural phenomena, veins are close to the surface of the skin show through due to the opacity of the individuals skin. In the case of veins being prominent under the skin, this can be caused because of the skins tightness or looseness, the size of the veins and the condition of them. just now. Report Abuse. Its a natural phenomena, veins are close to the surface of the skin show through due to the opacity of the individuals skin. In the case of veins being prominent under the skin, this can be caused because of the skins tightness or looseness, the size of the veins and the condition of them.