The latest research shows reason for concern about childhood flu vaccines that contain the preservative thimerisol as well as an emulsifier that could carry neurotoxic ethylmercury into the brain.

Harvard researchers found that people eating one to 12 ounces a month of milk chocolate – but less than 30 ounces – had a lower risk of irregular heartbeat.

In a Columbia University study, people with chronic fatigue syndrome were found to have an imbalance in the levels of certain gut bacteria.

Random sound with more bass than white noise—known as pink noise—improved sleep brainwave patterns linked to memory retention in older adults.

In a study during German Oktoberfest, arrhythmia showed up in the heart rhythms of 30 percent of drinkers, compared to 4 percent of the general population.

Elderly volunteers that kept reflective journals on the dying process were better able to be companions for those in their final days.

Two or more ounces of tree nuts a week sharply reduced cancer recurrence and premature death risk in patients with Stage III colon cancer.

Toddlers under age three that took the most daytime naps developed larger vocabularies over time, British researchers found.

Weekly lessons in tai chi along with thrice-weekly home practice sessions significantly lowered depression in Boston Chinese-Americans.

Picking a wake-up time and sticking to it is a way to train the brain to fall asleep, which boosts the sleep time helpful in appetite control.