The nutrition a mother gets at conception impacts which genes switch on and off in those first few days. Weight also matters. This study looked specifically at a few genes and vitamin B.
http://www.npr.org/blogs/health/2014/04/29/307787984/moms-diet-right-before-pregnancy-can-alter-babys-genes?
Another study shows that eating a very high fat diet can change the neural relays in the fetuses brain and lead to obesity. This study was done on mice but scientists believe it could happen in humans, too. A healthy diet is vital for a healthy baby.
http://www.npr.org/blogs/thesalt/2014/01/16/263110970/does-moms-pregnancy-diet-rewire-babys-brain-for-obesity
I really gotta make sure I am eating right and getting my exercise. I don't want my children to suffer because I was too lazy. :(
