The mammalian central nervous system is studded with receptors that bind with a small number of endogenous cannabinoids, as well as those found in marijuana. Marijuana is known to promote heightened social connection, but the mechanism for this phenomenon was not well understood. According to a paper published it is social interaction between mice plus oxytocin—the hormone involved in social bonding—that drive cannabinoid activity in the animals’ brains. Continue reading
Billie Holliday’s dying words to Frank Sinatra – when he visited her in hospital.
The appeal to “nurture” as a cause of behavior is nothing more than a sentimental appeal to magical belief in “conscious” control of the biology which determines behavior. A biology that is immune to any conscious awareness, let alone influence and control. Continue reading
…early stress, specifically between kindergarten and grade three, was most strongly associated with muted responses to rewards in adulthood. Previous studies have identified this type of brain activity as a marker for increased risk of depression and anxiety. Continue reading