Closed Captioning ON OFF apply | reset x Text Display Background Enhancements font Times New Roman Arial Comic Sans size T T T T color share link May 5th, 2014 How motherhood affects our brains Being a mom may have a significant effect on a woman's brain. It's just one fascinating fact researchers are uncovering about how motherhood changes us. NBC national correspondent Kate Snow reports. More video Sponsored Content Now Playing Caught on camera: Man barely escapes getting crushed at gas pump Sponsored Content Now Playing Volkswagen overtakes Toyota in worldwide sales Sponsored Content Now Playing Zion Harvey 'inspires,' gets first pediatric double hand transplant Sponsored Content Now Playing Vote for favorite charity to #UpgradeYourWorld Mental Health Now Playing Trial of James Holmes Enters Closing Phase, Movie Theater Shooter Claims Insanity Now Playing Mysteries of the Brain: Searching for Answers Now Playing Family Fights to Keep Therapy Pigs Now Playing Watch Man Play Guitar While Surgeons Operate on His Brain TRENDING Now Playing DIY your summer with YouTube star Eva Gutowski Now Playing Rock on! What famous band was first called Smile? Now Playing Netflix says Olsen twins 'teetering' on joining 'Fuller House' Now Playing Mary J. Blige, Queen Latifah cast in NBC's live musical 'The Wiz' Most Watched Now Playing Sponsored Content Mothers of teens missing at sea have faith in their skills: 'They're out there' Now Playing Sponsored Content Hope to It: Helping homeless women start over Now Playing Sponsored Content Madeleine McCann detectives contact Australia about remains Now Playing Sponsored Content Jen Welter becomes first female coach in the NFL Now Playing Sponsored Content Still no sign of 2 Florida teens who are missing at sea Now Playing Sponsored Content Mike Huckabee: Jews support my Holocaust comments Now Playing Sponsored Content Trump's attorney sparks outrage, saying: 'You can't rape your spouse'