ncbi.nlm.nih.gov

vPp5L TIL: There is a comprehensive scientific study on genital size and attractiveness which suggests that throughout history, female mating preferences resulted in the evolution of larger sizes. The study contradicts the claim that size doesn't matter. It was funded by the Australian Research Council.
wopyo TIL you can reduce the levels of forever chemicals (PFAS) in your blood through blood/plasma donations
m1pnE TIL: A newer study about marital issues contradicts a previous laboratory study which concluded that money is not a frequent source of marital conflict. Using real world data from parents in schools, churches, etc, money was the main source of marital conflict and had a big effect on relationships.