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.
In any kind of stress ,your heart works more intensively and it leads to accumulation pf blood in neck veins especially if heart muscle doesnt contract good enough. Also,sometimes with aging, veins become varicose and it may be visible it here is thin skin or if you lost weight suddenly. This is wont cause any serious consequances,ot may be just cosmetic concern. But as I said,you should focus on your heart first.