Medically reviewed by Archana Sharma, DO Key Takeaways A potassium blood test measures the potassium level in your blood to ...

Your basal metabolic rate (BMR) reflects the calories you need to live with minimal movement. It can be confused with resting metabolic rate (RMR), which looks at calories with zero movement. You can ...

How much of a workup do you recommend before ordering diagnostics with contrast (assuming kidney function tests are normal)? Is a basic metabolic panel enough? — Sharon Owens, NP, Salisbury, Md.

Sometimes it may feel like almost every visit to the doctor includes a dreaded blood draw. Blood tests can reveal a lot about the state of your health. But whether you should get a specific test (and ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s hard not to admire marathon and ultra-runners for their ...