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.
Veins that are mainly blue are a sign of cool tones, while green veins are a hint that you are warm toned. If your veins are a mix of blue and green, it could be a sign that you are neutral toned. Lucky you! The Silver/Gold Test. Itâs a little known fact that warm and cool and gold and silver go hand in hand.