During the summer, I can go outside only after sunset. It's hard to complete everyday tasks, and my social life is limited. It was a typical scorching summer day in Texas when I looked at my Ring ...

If you're suddenly more sensitive to bright light, it could be due to an underlying condition. Migraines, dry eye, corneal scratches, pink eye, and certain medications can cause photophobia. Call an ...

Diabetic neuropathy is a complication of diabetes that damages the nervous system. Depending on the type, a person may feel a burning or itching sensation, numbness, or extreme sensitivity to touch or ...

Settling into a chair for coffee with a friend, Jodi Fedor feels her heart begin to pound. Tension creeps through her rib cage. Anger vibrates in her solar plexus. But she's not upset about anything.

Chaotic dynamical systems are characterised by their inherent unpredictability and extreme sensitivity to initial conditions. This behaviour, often termed the “butterfly effect”, means that small ...

When we hear about gluten sensitivity, our minds usually jump to digestive woes — bloating, cramps, or an upset stomach. But gluten intolerance doesn’t always play by the rules. In fact, it can show ...

A research team working at the National Institute of Standards and Technology (NIST) has found an explanation for the extreme sensitivity to mechanical pressure or voltage of a special class of solid ...

I have lupus. One of my symptoms is extreme sensitivity to sunlight and heat. During the summer, I can go outside only after sunset. It's hard to complete everyday tasks, and my social life is limited ...