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.
This means that older adults may experience the effects of alcohol, such as slurred speech and lack of coordination, more readily than when they were younger. An older person can develop problems with alcohol even though his or her drinking habits have not changed.imited research suggests that sensitivity to alcohol's health effects may increase with age. As people age, there is a decrease in the amount of water in the body, so when older adults drink, there is less water in their bodies to dilute the alcohol that is consumed.