Identical twins were more likely to have similar sun-seeking behaviors than non-identical twins, suggesting genetics play a key role in sun-seeking behaviors. Researchers identified five genes associated with sun-seeking behavior, some of which have previously been associated with behavioral traits linked to risk-taking and addiction.
Researchers have identified 35 genes associated with cannabis use. The study reports many of these genes are also associated with personality types, risk taking behavior, alcohol and tobacco use, and some psychiatric conditions.
A new study links a genetic mutation to information processing speed.