How long should a mother breast feed her child for? Speaking in a sense of reaping cognitive and physiologocal benefits from.

Nutrition vs nurture. Basic nutritional benefits are proven up to 8 mo with some drop off as kids start other feeds. Some kids need the nurturing comforting feature longer than others. If the kid doesn't want to wean it is obvious. If the kid has to be chased down to start a feed s/he is probably ready to wean.