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 […]
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Does sleeping with an eye mask improve learning and alertness?
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 […]
New research shows little risk of infection from prostate biopsies
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 […]
Do children get migraine headaches? What parents need to know
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 […]
Shining light on night blindness
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. […]
Which migraine medications are most helpful?
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 […]
How well do you score on brain health?
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 […]
What is a tongue-tie? What parents need to know
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 […]
4 things everyone needs to know about measles
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 […]
Is chronic fatigue syndrome all in your brain?
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 […]