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.
Drinking alcohol has a complex effect on your circulation. In moderate amounts, alcohol can cause blood vessel dilation which actually improves circulation. This is why people report feeling warmer while they are drinking. Excess drinking can cause an increase in your blood pressure, but is not specifically associated with poor circulation.