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 ...

RAMAT-GAN, Israel — Your blood test results might be “normal,” but still put you at risk for serious heart problems. A major international study found that people with serum sodium levels at the upper ...

Kristin Weiland is a documentary film producer and writer with a background in crisis management and ethnographic research. She specializes in investigative and social impact documentary projects, and ...

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 ...

The U.S. health care system primarily focuses on treating illnesses rather than preventing them. Many chronic diseases, like heart disease, develop without obvious symptoms until they are advanced. A ...

A doctor can test your TSH levels with a blood test to diagnose thyroid disease. Normal TSH levels range from 0.4-4.0 mUI/mL, which indicates proper thyroid function. You can treat abnormal TSH levels ...

Normal blood sugar levels are about 70-100 mg/dL. Your blood sugar will naturally fluctuate a bit throughout the day in response to food and other factors. However, it ideally stays within a set range ...

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

Testosterone is arguably one of the most essential hormones for supporting men’s health. It plays a role in supporting intimate, bone, muscle, and mental health. Testosterone levels that are higher or ...

Total cholesterol levels of 125-200 mg/dL are optimal for heart health. Genetics, diet, activity levels, smoking, and excessive drinking can affect your cholesterol levels. Regular exercise and a ...

Small amounts of protein can appear in your urine and be OK. Above a certain level, however, may indicate proteinuria, which can be a red flag for kidney disease. Proteins are among the most important ...

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 ...