Tobacco companies say that heated tobacco products have fewer health risks than cigarettes, but there is little clear data to support that claim.

Levels of 2 types of bacteria in your gut could help improve the diagnosis and treatment of multiple sclerosis.

Your physical environment, social life and lifestyle have as much an influence on your biology − and hence, how you process drugs − as your genes.

When researchers put honey bees in tiny 3D-printed harnesses, they learned the insects can smell lung cancer in human breath.

“This research shows that [Alzheimer's disease] progresses differently in each person, with unique patterns of biomarker changes.”

Identifying proteins that are only present in bodily fluids when a patient has breast cancer could provide a way to screen healthy people for the disease.

While NASA rovers on the surface of Mars look for hints of life, researchers back on Earth are studying ‘echoes of life’ from ancient basins – hoping that the two sites might be similar.

Your blood contains a wealth of information about the state of your health. Analyzing the levels of each component is an important part of diagnosis.

A highly sensitive blood test can detect a key protein produced by cancer cells in as little as two hours, researchers report.