science and it s dramatic. it shows this have been 8 it,000 generations of humans on the planet. just the last four generations have lived a lot longer. back in 1900 people lived about 40 years, now, we live around 80 years. why? vaccines, clean water, clean food, antibiotics, more public health, more perception, and vaccines by the way, public health and sewage removal number one on the list. diarrhea is the biggest killer. megyn: let s get down to it. so this is the issue and it s actually great news, but the question is, what are we going to do and how are we going to pay for it and i ve actually were varney there, i believe that we should raise the retirement age on medicare. before we get to that. so we re living longer is what the study says, but does it mean, when i hear 72 is the new 30. we showed the picture before, raquel welch, sophia loren and the older women who look fantastic and seem vibrant and makes you think, great. if this is what, you know, being in my 70 s l