Take a blood test now, even without symptoms, and learn if you could some day develop Alzheimer’s disease. Whether you should ...

You can't place orders for at-home COVID testing kits anymore, but there are still resources available for free testing. Peter is a writer and editor for the CNET How-To team. He has been covering ...

Urine tests can detect alcohol or alcohol metabolites for 12 to 24 hours after drinking, though advanced tests may detect metabolites up to 80 hours after heavy use. Ethyl glucuronide (EtG) and ethyl ...

The vision of a single blood test that could screen for dozens of different cancers has tantalized oncologists for more than ...

Doctors may use a range of tests to diagnose myasthenia gravis (MG), including blood tests, nerve conduction tests, and imaging tests. MG is a chronic autoimmune disease that affects the voluntary ...

Whether you deal with conditions like dry, itchy eyes, blurred vision or cataracts -- or enjoy perfect 20/20 vision -- regular eye exams are essential for protecting your sight and maintaining eye ...

No, a neurological exam is not the same as a cognitive test. Both can measure memory, language, and attention. However, a neurological exam can provide a more in-depth analysis of your brain if you ...