This article was reviewed by Felix Gussone, MD. If you’ve been feeling a bit more couch potato than go-getter lately, dragging through the day, snapping at people for no reason, or wondering where ...

Add Yahoo as a preferred source to see more of our stories on Google. Another barometer of health that some want to be aware of is their blood sugar levels. While the body does a good job of ...

Understanding your creatinine levels is important for monitoring kidney function. When you go for your yearly check-up, you'll likely have a routine blood test for creatinine. In some ...

Diurnal cortisol tests measure your cortisol levels at various points, from the time you wake up until the time you go to bed. They can help a healthcare professional visualize your adrenal gland ...

Several tests measure the level of alcohol in your blood. These procedures are typically simple but may take several weeks to get results. A blood alcohol test measures the percentage of alcohol in a ...

Though my cortisol test results stressed me out, I'm glad I know more about how cortisol affects my health. Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy ...