Q. In a recent column you said bushmasters are the largest pit vipers in the world. I was told pit vipers have vertical pupils, which is one way to determine ...

Some herpetologists consider kinking a response to feeling threatened. Others have reported it occurring without apparent ...

Whenever a patient tells Holmes they use eye-whitening drops, she recommends they opt for lubricating artificial tears instead. Her advice: use preservative-free drops — “they’re gentler on the eyes,” ...

If you are one of the 39 million Americans in the United States living with migraines, there's a good chance an intense ...

Storm systems, heat waves, bright sunlight, even lightning – for millions of people, weather changes can bring on painful ...

Shannon Price is opening up about her decision to end ex-husband Gary Coleman's life. In the upcoming A&E special, Lie ...

What are the most common health dangers associated with cocaine addiction? Imagine waking up in a hospital bed, unable to see, with eyes so red they scare people away. This was the reality for one man ...

Air pollutants like ozone and nitrogen dioxide can cause inflammation in the nerves that play a role in migraines. Bright ...

His eyes were very wide and his pupils dilated." In a victim statement the child's mum said the youngster was traumatised and too scared to get out of the car.

There’s a world of hidden meaning behind a cat’s gaze—one that can surprise, delight, and baffle even the most devoted feline fans. Have you ever wondered what your cat is really saying with those ...