A fasting blood test requires you to avoid eating or drinking anything for some time before your test. The amount of time to fast varies for different tests. It’s generally in the range of 8 to 12 ...

At-home hormone tests offer a fast, affordable, and discreet way to help identify a hormonal imbalance. This review highlights top tests for female and male hormones, thyroid, fertility, and cortisol.

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.

With home testing options increasing more than ever, you now also have the ability to test for kidney function within the comfort of your own home. Learn more about our four best picks for at-home ...

Longevity isn't just about how long you live — it's also about staying healthy for as much of that time as possible. The "sit to stand" test can be a good way to figure out how healthy you are, and it ...

The best free internet speed test apps are Meteor for app-performance insights, Speedtest by Ookla for all-around testing, FAST for quick ad-free checks, Speedcheck for test history, and Speed Test ...

Testing your internet connection’s performance is even more important with millions of extra workers working from home. You don’t need any extra software—a web ...

A lipase test is a blood test that measures the level of a digestive enzyme called lipase in your blood. It may also be referred to as a serum lipase or LPS. What is lipase? Your doctor might order a ...

You really should run an internet speed test to check your Wi-Fi connection. Knowing a few key data points, like your download speed and upload speed, will help you ...

We regularly answer frequently asked questions about life during the coronavirus crisis. If you have a question you'd like us to consider for a future post, email us at [email protected] with the ...

Questions from the world’s shortest IQ test even stumped students at Yale and Harvard! Maybe you have a dark sense of humor, or perhaps you failed your driver’s test—both are signs of intelligence, ...