You can check your testosterone level with a simple blood test, either at your doctor’s office or with a home test kit. Share on Pinterest Tom Werner/Getty Images Testosterone (sometimes shortened to ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Michael Rosenston is a fact-checker and researcher with expertise in business, finance, and insurance. Julie Bang / Investopedia A Z-test evaluates the significance of a sample mean's difference from ...

The oral glucose tolerance test can diagnose diabetes, gestational diabetes, and prediabetes. You need to stop eating and drinking 8 to 12 hours before the test, but you might be allowed some water.