Sex: frequency, blood type, scientific research

Scientific sex frequency “Sex frequency = the first digit of age x 9”. The American sexologists published his discovery at a one-off forum organized by China. According to this formula, a person in the 20th age group (20 to 29 years old), his or her sexual formula is 2 × 9 = 18, 18 can…

Different blood types, suitable for eating something different

Humans have four blood types. Blood type not only determines a person’s personality, but also has an effect on physical fitness and dietary preferences. According to the history of human evolution and clinical experience, Dr. Peter J. D’Adamo, the American physician, arranges the associations between blood types and foods, and provides appropriate dietary recommendations based…