For years, the “gold standard” for measuring biological age — which is how fast you’re aging, regardless of what your ...

Kidney disease often progresses silently, causing irreversible damage before symptoms appear. Simple tests like blood ...

A new generation of aging tests is moving out of specialist labs and into everyday life, promising to tell you how old your ...

Urine tests can detect alcohol metabolites in your system long after you’ve had your last drink. When your body processes alcohol, it produces alcohol metabolites. These metabolites stick around in ...