Heavy gambling, hypersexuality reported in rare cases
Only 1 in 10 sought emergency treatment in British study
Cognition may be key to safe walking, study shows
A specific thickening, then thinning of the brain's cortex reflected high IQ
The finding could impact on individuals taking hormone supplements
Lack of bitter, sour flavors explains sugar's appeal
Red Bull won't make drinkers less drunk, study finds
Mouse studies suggest blood transfusions, surgeries could transmit disease
Rats without insulin in brain developed symptoms, researchers report
Aricept seems to reverse some of the advanced deterioration
Natural chemical blocks build-up of 'plaques and tangles' in brain
Late diagnosis impedes access to drugs that could help slow the disease, researchers warn
Daytime TV drama linked to poorer cognition in older women, study finds
Incidents of driving, eating while asleep are troubling, but very rare
Mouse discovery might someday lead to early detection, prevention, researchers say
But mental declines won't affect survival, researchers say
Long-term users fared worse on tests for decision-making, memory, study found
Hamster study suggests the technique might someday aid humans, researchers say
Diuretics might have the largest effect, researchers report
Study with rats shows less benefit to the brain
One out of five depressed seniors showed evidence of impairment, study found
Infants can't gasp and wake themselves up, researchers speculate
A clumped protein once thought harmful may actually protect the brain, experts say
The fish oil nutrient may make people more 'agreeable,' study finds
Serotonin levels might explain why some people smoke, eat poorly, researchers say
Antioxidants may help keep memory on track, rat study shows
Excess amounts of white matter may be sign of high blood pressure, study says
MRI study suggests the young use incoming images differently than the old
Experimental compound stopped two disease-linked processes in mice
Three out of five patients gained real benefit, researchers say
Two very different programs work equally well, study finds
The variant might also play role in a movement disorder, researchers say
The North American study is aimed at finding important, early markers
Trifluoperazine stopped cravings in mice hooked on morphine
Rat study shows drug's effects last days longer
Study finds 60 percent drop in head injury risk for those using protection
New report lists factors that boost health of the aging brain
Mice exposed to nicotinamide appeared to be protected, scientists say
Surprise discovery shows that gender-linked gene affects brain chemical, too
Study estimates $334 billion in related expenditures by 2050
Therapy might extend the time that patients have to receive drug therapy, study says
A fifth of younger patients showed evidence of pot, cocaine or other drug use, study finds
Payment gap could mean cutbacks in quality of care, experts warn
Straight-laced types may have higher odds for the disease, study suggests
Maintaining normal or lower-than-normal body temperature could be key, study suggests
Their odds of an attack double soon after diagnosis, study finds
But those with more schooling seem able to delay early symptoms, study suggests
Discovery could lead to new treatments, researchers say
It's a valuable tool that could shed light on the disease's origins, researchers say
Far too many wait too long to seek care, researchers say