If your fingers or toes ever turn pale (or even ghostly white) and go numb when exposed to cold, you might assume you just have poor circulation. That’s […]

All of us have an internal clock that regulates our circadian rhythms, including when we sleep and when we are awake. And light is the single most important […]

Infections after a prostate biopsy are rare, but they do occur. Now research shows that fewer than 2% of men develop confirmed infections after prostate biopsy, regardless of […]

Headaches are very common in children and teens. In fact, more than half will suffer from headaches at some point, and by 18 years the majority of adolescents […]

Animals renowned for their outstanding night vision include owls, cats, tarsiers (a tiny primate in Southeast Asia) — and even the dung beetle. But humans? Not so much. […]

If you suffer from the throbbing, intense pain set off by migraine headaches, you may well wonder which medicines are most likely to offer relief. A recent study […]

Need another jolt of motivation to shore up a resolution to shed weight, sleep more soundly, boost nutrition or exercise levels, or cut back on alcohol? Then you'll […]

The tongue is secured to the front of the mouth partly by a band of tissue called the lingual frenulum. If the frenulum is short, it can restrict […]

When measles broke out in 31 states several years ago, health experts were surprised to see more than 1,200 confirmed cases –– the largest number reported in the […]

Chronic fatigue syndrome (CFS) –– or myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS), to be specific ––  is an illness defined by a group of symptoms. Yet medical science always […]