Dilated pupils mean that your pupils appear larger in size. The most common reason for dilated pupils is low light in a dark room since lower light causes your pupils to grow. Dilated pupils are also ...

Dilated pupils (mydriasis or fixed pupils) are when your eyes' pupils, which let light into your eyes, become wider. This can happen due to medications used during an eye exam (mydriatic drops), other ...

Many factors can influence pupil size. Typically, the pupils open up in low light situations to let in more light. However, some research suggests that attraction and mood might also cause pupil ...

Dilated pupils can be a sign of love, but your pupils may also dilate when you’re angry, fearful, or are using excessive amounts of drugs or alcohol. Yes — but let’s take a sec to discuss it before ...

The dark part of your eye is called the pupil. Pupils can grow or shrink according to different lighting conditions. Other factors, such as drugs, can also affect pupil size. Read on to find out which ...

Pupils are the black circles located in the center of your iris, or the colored part of your eye. The pupil allows light to enter your eye and often changes in size. When your pupils appear larger, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Many things cause our eyes to dilate, from ...

"Pupil size oscillated between contracted and dilated substates in a minute timescale, signaling an alternation between different hippocampal network states. Although SWRs occurred throughout the ...

A compelling study has found pupils respond in the same way to the number of objects in one’s field of vision as they do to light. Experiments revealed pupils dilate in response to images with larger ...