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 ...

Hold a pen at arm's length, focus on it for five seconds, then look at an object approximately 10 feet away for another five ...

If your pupils are small because of inflammation in your eye, they can give you long-lasting dilating drops (atropine or homatropine) that make your pupils wider. These are a lot like the drops ...

In fact, pupil dilation correlates with arousal so consistently that researchers use pupil size, or pupillometry, to investigate a wide range of psychological phenomena. And they do this without ...

The company announced it has successfully started imaging patients with its first prototype of its device using both ...

Study reveals a link between breathing patterns and pupil dilation, shedding light on how respiration affects brain function.

Arguably, two others are medications for dry eye and injections for the geographic ... In the trial, Ryzumvi returned many patients’ pupils to pre-dilation diameter as soon as 60 to 90 minutes ...

You’ll find more than a few anecdotes suggesting that bipolar disorder can change the appearance of the eyes, generally by affecting pupil dilation, gaze, and even eye color. So-called bipolar ...

The effect of pupil dilation with tropicamide on vision and driving simulator performance. Eye 2000;14:302–6.