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.
Varicose vein: A vein that has enlarged and twisted, often appearing as a bulging, blue blood vessel that is clearly visible through the skin.Varicose veins are most common in older adults, particularly women, and occur especially on the legs.Varicose veins can cause cramping pain and movement problems, or they may simply be a cosmetic concern.Treatment includes elevating the affected limb, wearing support hose to increase pressure on the vein, and in some cases surgery.aricose vein: A vein that has enlarged and twisted, often appearing as a bulging, blue blood vessel that is clearly visible through the skin.