Ce serait le cas selon une étude récemment publiée...
http://healthland.time.com/2011/09/26/l ... e-decline/
http://healthland.time.com/2011/09/26/l ... e-decline/
"Almost all of the markers of B12 deficiency are strongly and inversely related to cognitive function, which means that as they rise, there was lower brain volume and worse performance on the cognitive tests," says Tangney.
Read more: http://healthland.time.com/2011/09/26/l ... z1ZG7Hhm4e