//Tag: brain

Make new neurons, even at an advanced age

A post-mortem analysis of brains from elderly individuals has revealed the presence of new neurons formed within the hippocampus (the seat of memory). These new neurons are, however, absent in people suffering from Alzheimer’s disease, suggesting that a deficit in neurogenesis, the formation of neurons, could contribute to the development of this disease. Download the column

2019-07-30T16:52:14-04:0029-Jul-2019|Tags: , , , |

Cannabis and its effects on the brain

The psychotropic effects of cannabis are due to a family of molecules called cannabinoids. Surprisingly, the brain produces its own cannabinoids, and the effects of cannabis on the brain are caused by the activation of an endogenous system (endocannabinoid) in most animals which evolved long before the appearance of the Cannabis sativa plant on earth. Download the column

2018-10-30T17:24:26-04:0029-Oct-2018|Tags: , , |