PET scans reveal women’s brains appear 3 years younger than men’s

Despite each gender's brain achieving the same chronological age, men's brains start adulthood about three years older than women's, meaning their brains do not age faster, but are metabolically older than women's, senior author Manu Goyal, MD, assistant professor of radiology at Washington University School of Medicine in St. Louis, explained in a prepared statement. "We're just starting to understand how various sex-related factors might affect the trajectory of brain aging and how that ...

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