Penguins can serve as living monitors of their environment by using small, chemical-detecting leg bands, according to a study ...

MethylScan is a new low-cost cell-free DNA methylome test that removes much of the healthy blood DNA background, helping rare ...

A new blood test could speed up diagnosis and treatment for people dealing with early memory or thinking changes. The FDA has cleared Elecsys pTau181, the first blood test for use in primary care to ...

A simple blood test might detect women at risk for cognitive decline and dementia 25 years before any symptoms appear. The blood test looks for high levels of a protein called p-tau217, indicating ...

The tests could help to improve dementia care, but scientists say there are still some caveats and unknowns. By Dana G. Smith Could a simple blood test predict your risk of getting dementia years, or ...

A new kind of blood test promises to find cancer early—sometimes even before symptoms appear. The pitch is compelling: a single sample of blood could scan the body for dozens of different cancers at ...

A new kind of blood test promises to find cancer early – sometimes even before symptoms appear. The pitch is compelling: a single sample of blood could scan the body for dozens of different cancers at ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." According to the NIH, Alzheimer's disease accounts for up to two-thirds of dementia cases in people 65 ...

Originally from Northern California, Dr. Sam Asgarian came to love New Orleans while volunteering for cleanup post-Hurricane Katrina. His goal was always to become a primary care provider, wanting to ...

NEW HAVEN, Conn. (WTNH) — Some of the most dangerous cancers are the types that are hard to detect. As a result, they are often caught too late to treat. Some emerging technologies could change that ...

A blood test that can tell if you have cancer? A flurry of such tests that look for multiple cancers with a prick are in various stages of development. The one that is furthest along, Galleri, was ...