Around 59% of adults in the UK had raised cholesterol levels in 2021, the NHS says, with that figure reaching 74% among those ...

Each participant’s eye color, as well as those of their lover and their parents, was logged. Then, the researchers ...

Other eye colors are variants that occur due to different ... emotions and neurotic behaviour than light-eyed people. Yet another study (done some years ago) found that dark eyed subjects are ...

Keratopigmentation could be dangerous, doctors warn. Patients say it's worth the risks.

While pondering how I hoped others perceived me, the colour of my eyes suddenly felt fitting. Light blue eyes draw on the calm of the ocean, a fresh breeze that makes you stop to take a refreshing ...

The light that we see is made up of many different colours. There are three primary colours: red, green and blue. They can be combined in different ways to make every other colour. The colour of ...

Nocturnal geckos have superb vision in dim light - their eyes are 350 times more sensitive to colour at night than a human's (see for yourself with our animal vision interactive). Lacking eyelids, ...

For example, it can negatively impact our sleep quality or lead to digital eye strain. While there isn't any solid research backing the use of blue light lenses for eye health, many people turn ...

The animal's eyes change from a golden colour to a deep blue as summer fades to winter, helping it to see in dramatically different light levels. The part that changes colour is called the tapetum ...