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Taking a vitamin D supplement - or getting enough of the compound naturally - can knock three years off your biological aging, according to the results of a large, long-term study. This may not seem like a lot, over a lifetime, but it's a significant ...

By eliminating the essential amino acid cysteine from the diets of mice, and disabling their ability to produce it, scientists have induced rapid and dramatic weight loss. The technique opens a new pathway to explore in weight-loss science.

A new experimental painkiller has shown promise in dulling or eliminating pain without the addictive qualities exhibited by today's most popular opioids. The drug also sidesteps common opioid side effects including constipation and sedation.

Another study has added to the growing evidence linking the cold sore-causing herpes virus with Alzheimer's disease. It also found that those people who used herpes treatments such as antivirals were 17% less likely to be diagnosed with Alzheimer's.

The very first blood test for Alzheimer's disease detection has been green-lit by the US Food and Drug Administration (FDA), providing a simpler and less invasive method for early diagnosis and speedier intervention. It's a milestone moment for ...

A new study has found that after just a few days of eating a high-fat diet, the gut's defenses are broken down, and an asymptomatic inflammation is triggered that can develop into a long-term problem. Importantly, the effects were reversible.

A new study has found a link between the bacteria responsible for gum disease and atrial fibrillation, a common heart rhythm disorder that affects millions of people worldwide. It emphasizes the importance of adopting a holistic approach to medicine.

Some people can't get their bad cholesterol levels down, even if they take cholesterol-lowering meds. A new clinical trial using a combination of existing and not-yet-released cholesterol tablets lowered bad cholesterol by almost half in people at .. ...

While many parents extol the virtues of breastfeeding, it can be quite difficult to tell how much milk a breastfeeding infant is consuming. An experimental new wearable device addresses that problem, using an electrical current to gauge milk intake . ...

Doctors who dismiss or trivialize patients' symptoms can cause long-lasting harm, according to a new study. This "medical gaslighting" can not only cause feelings of shame and anger but can also lead people to stop seeking medical help altogether.