Human beings, and especially children, have a natural tendency to act on impulse rather than thought. But children get a better handle on their impulses as they grow older, and they learn to delay gratification to get something they want.
On the other hand, a highly impulsive person would rather choose small immediate rewards at the expense of larger, long-term reward. And now, a study from Purdue University found that highly impulsive behavior may contribute to the risk of developing some form of addiction later in life.
“There is increasing evidence that the character trait of impulsivity predisposes towards addiction in all …read more

Further to my article on Fragile X Syndrome the BBC health website has posted this article:
“Genetic engineering has been used to alleviate symptoms Fragile X in mice, which is a leading cause of inherited learning difficulties and autism. There is currently no treatment for Fragile X syndrome, also linked to epilepsy and abnormal body growth, but the new work raises hopes of progress.
A Massachusetts team were able to trigger big improvements in the mice by tweaking just one gene, FMRP. The researchers, from the Picower Institute for Learning and Memory at Massachusetts Institute of Technology, examined mice which lack the …read more