Dear Dr. Roach: I have low thyroid levels. My blood tests say that the levels are OK, but I still have all the symptoms. I received biological hormones, which helped a lot, but yams bind to the ...

Dr. Omar Al-Heeti is an assistant professor of medicine at Southern Illinois University and practices internal medicine with a specialty in infectious diseases. He received his medical degree from the ...

Sarah is an experienced writer and editor enthusiastic about helping readers live their healthiest and happiest lives. Before joining Forbes Health, Sarah worked as a writer for various digital ...

Having your blood drawn might not be much fun, but regular diagnostic tests of your blood can detect diseases early for treatment and give your doctor and medical providers critical information about ...

It's a blood test that measures the amount of glucose-6-phosphate dehydrogenase (G6PD) in your body. G6PD is an enzyme that helps your red blood cells work properly. If your G6PD level is too low, you ...