In a nutshell the study says that "... long life and good health have nothing to do with a man’s education and everything to do with his wife’s. Men married to smart women live longer — simple."
Another paragraph of note:
"However, before you ring up your girlfriend to tell her that the man who left her for a bimbo will drop dead of brain atrophy, this is not a victory for women’s intelligence in general. It would be nice if our stimulating observations about FlashForward and the Tory agenda were keeping our men alert and full of life. Unfortunately, it’s simply our skill at processing advice about healthy lifestyles, and passing it on. All it boils down to is that “educated” married women have long since banned their men from eating pork pies at every other meal. They instinctively know about the importance of breakfast, the downside of dips (men think hummus is a diet aid) and the virtues of Green & Black’s 85% (the chocolate that doesn’t count)."
Read more here.