Blood is red, and a surgeon will tell you our veins too are red, they only look blue when we see them through our skin. But why? The answer depends on a number of things, including how your eyes ...

Back in the olden days, people of nobility were called 'blue bloods'. You see, the nobility had lives of leisure, and certainly did not work in the fields. And as a result, you could easily see the ...

Varicose Veins Causes And Treatment: Do veins appear bulging inside your skin? If yes, then you should be alert. Yes, this can be a sign of a serious problem like varicose veins. Let's know what can ...

My 10-year-old son asked me that blood is red in colour, but why do veins appear slightly blue in colour? Even I am confused at his question. What could be the reason for this? Please explain. Most ...

David Irving does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...