People with high IQs drink more alcohol, although they are unlikely to be heavy drinkers, a 2018 study finds. In other words, they drink more, on average, but spread it out, and are unlikely to be alcoholics.⁠ ⁠ The results fit with the fact that highly intelligent people are also more likely to use drugs. It could be because the intelligent tend to be easily bored. The conclusions come from a large study of the links between IQ and health habits. Higher IQs are generally linked to healthier habits. People with higher IQs are likely to be fitter, as they do more exercise and strength training.⁠ ⁠ Higher intelligence was also linked to better oral hygiene, consuming fewer sugary drinks, and reading the nutritional information on food labels. The study included 5,347 American men and women. They were first surveyed in their early 20s and followed up in middle age. The results provide an interesting picture of how healthy and unhealthy habits are linked to intelligence. The intelligent we...