A systematic review and meta-analysis by Ross and others[1] in 2017 examined 1,074 articles that reported bisexual-specific data on standardized measures of depression and/or anxiety. They looked at studies that reported mean scores and standard deviations for bisexual and comparison groups. They n...

A study by Zhang (a geneticist at the University of Michigan) and Song found different genes drive bisexuality versus other same-sex sexual behavior. Zhang and Song mined a DNA database of some 450,000 people in the United Kingdom. They concluded that the genes underlying bisexual behavior are distinct from those driving exclusive same-sex behavior and ma...