Another study, of 15,000 Swedish men and women born from 1915 to 1929, found the same thing.
They conducted a study of 30 men and women whose parents wanted to help during their divorces.
A study of more than 44,000 men found that even moderate exercise can shield against heart disease.
The research was based on a 10-year study of 2,541 men who ranged in age from 40 to 69.
The findings were based on a study of more than 45,000 men over 12 years.
A recent study of 50 men and women who were following reduced-calorie weight loss programs seems to bear out this link.
They point to their study of 347 adult men who were given medical and psychological tests several times over two decades.
It based this on clinical studies of 1,833 men who completed the yearlong study.
Kaye's team got data from a study of 811 men who were followed for up to 28 years.
The findings, a surprise to the researchers, are from a study of more than 2,800 men and women 65 years old and older.
