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.
It usually happens because your arteries harden and narrow. (That's called atherosclerosis). Smoking, high blood pressure, high cholesterol, and not being active are the main causes. If you have diabetes, you're more likely to get a worse case of peripheral artery disease that improves less with treatment.t usually happens because your arteries harden and narrow. (That's called atherosclerosis). Smoking, high blood pressure, high cholesterol, and not being active are the main causes. If you have diabetes, you're more likely to get a worse case of peripheral artery disease that improves less with treatment.