Philadelphia: Researchers may have identified key genes linked to why some people have a higher tolerance for pain than others, according to a study released today that will be presented at the American Academy of Neurology’s 66th Annual Meeting in Philadelphia, April 26 to May 3.

Toronto: Researchers at the University of Toronto say a sleep disorder that causes people to act out their dreams is the best current predictor of brain diseases like Parkinson’s and many other forms of dementia.

Bloomington: An Indiana University study of reactions to the 2011 death of Apple co-founder Steve Jobs suggests health communicators have a critical window of opportunity after a public figure dies to disseminate information about disease prevention and detection.

Washington: A recent study accepted for publication in The Endocrine Society’s Journal of Clinical Endocrinology & Metabolism (JCEM) found that adults who consumed high fructose corn syrup for two weeks as 25 percent of their daily calorie requirement had increased blood levels of cholesterol and triglycerides, which have been shown to be indicators of increased risk for heart disease.

Tinnitus: noise heard in the ears or the head - is far more common than most people think. During the 1950s a series of experiments put 80 people with normal hearing in a soundproofed room for five minutes; 94 per cent experienced hearing sounds such as humming, buzzing or ringing, although none had previously complained of tinnitus.

Ann arbor: Women going through menopause most likely think of it as the time for an end to predictable monthly periods.