Medically reviewed by Christopher Lee, MD Key Takeaways Normal hemoglobin levels differ for men and women, with adult males ...

Your blood sugar goal may vary depending on whether you have diabetes, which type of diabetes you have, and whether you’re pregnant. Keeping track of your blood sugar is a key part of diabetes ...

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 an important hormone. It helps men develop during puberty, and as they age, it plays a critical role in helping control fat levels, cholesterol, and glucose levels. Testosterone ...