New kits let people bypass the doctor and order a range of diagnostic tests. Is this a good idea?

You may be looking to test your thyroid function if you’ve noticed concerning changes in your metabolism, digestion, body temperature, or fertility. At-home thyroid testing may be a less expensive ...

At-home drug tests are urine or saliva tests that can identify if illegal or prescriptions drugs are present in your body. These tests are an alternative to going in person to a laboratory or other ...

A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a sample of blood.

To really put an automobile through its paces, you have to cover a lot of ground. Good thing the Consumer Reports Auto Test Center sprawls across 327 acres in rural Connecticut and encompasses about ...

Heavy metals can build up in the body and cause a wide range of symptoms, such as nausea, vomiting, and behavioral changes. Heavy metal tests require urine or blood samples. People may take a heavy ...