Coffee and improved survival: new 500,000 person study shows association with reduced mortality, even at 8 or more cups per day and for those with genetic polymorphisms indicating slower or faster caffeine metabolism
Mindfulness can act as a buffer against the pain and distress of social rejection. According to a new study, people who have greater levels of mindfulness - or the tendency to maintain attention on and be aware of the present moment - are better able to cope with the pain of being rejected by others
TIL that the dolphin brain is even more “folded” than humans’ and was this way millions of years before the first appearance of humans. Scientists often measure intelligence by the number of brain “folds.”
Ketamine acts fast to treat depression and its effects last - New research describes the molecular mechanisms behind ketamine’s ability to squash depression and keep it at bay. The long-lasting effects of ketamine may be due to G proteins, and not solely by blocking the NMDA receptor.
ELI5: How is it possible for a nap as short as 15-20 minutes to significantly boost our alertness for the rest of the day? Especially considering the fact that it doesn't involve a deep sleep stage?