I am 47, about 40 lbs. overweight, and have a rather severe double chin. As in, so pronounced that I can feel it kinda resting on my neck when I look down. Even when I was young and not overweight I had a moderate double chin. I have never had anything close to a defined jaw line and have always hated my profile. My always-slender mother has always had a turkey gobbler and since her 60's...