Additionally, he linked blood types to specific physiological traits and energy levels. He described type O individuals as strong and active ... beneficial") and allows cheddar cheese and skim milk ...

Back then, our understanding was limited, shaped by myths such as ‘Type O is rare and grants immunity’ or ‘donating blood means giving your life to another.’ While untrue, these myths ...

After adjusting for sex and other factors, the team found that people with blood type O — the most common blood type — had a 12% lower risk of suffering a stroke compared to other blood types.