What to know about passing a kidney stone

Kidney stones are an accumulation of chemicals or minerals that form in the kidney or ureter.

Should you fast before a cholesterol test?

Fasting before taking a cholesterol test used to be standard practice. Now, some doctors recommend that people do not fast before taking the test. Here, learn more about when people should fast before a cholesterol test, how long to fast for, and what the test results mean.

How long does ‘chemo brain’ last?

Chemo brain refers to a drop in cognitive ability following chemotherapy.