The conversation between human and AI assistant.
What causes blue veins to be prominently visible on your hand or arms? Why is it more with some people than others?
Is there anything that can make veins more visible, like certain medical conditions or lifestyle factors?
Yes, certain medical conditions like varicose veins or spider veins can make veins more visible. Also, certain lifestyle factors like excessive sun exposure, aging, or weight loss can contribute to vein visibility.