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 veins are swollen veins that have filled with pooled blood. Spider veins and varicose veins are very common, especially in people over the age of 50. Often, these abnormal veins cause no symptoms, but they can sometimes trigger swelling, throbbing, and restless legs. In some cases, they may become painful or cause skin sores or blood clots.