As a lifelong health and fitness enthusiast with 15 years of experience, Rachel MacPherson is passionate about cutting through fads and noise. Her aim is to clearly communicate health information with ...

Elevated hemoglobin A1c before conception is associated with increased risk for maternal morbidity among women without preexisting diabetes. Elevated hemoglobin A1c (HbA1c) before conception is ...

Dear Dr. Roach: I am a 51-year-old male in very good health. I have had blood tests taken yearly for the past 15+ years. Nearly every test shows high hemoglobin. My average is 17.4, but has been as ...

A new study led by the University of Oulu in Finland refutes the belief that high hemoglobin levels are always desirable for health. A study based on two large human cohorts as well as experimental ...