Overweight Older Adults Live Longer

From ScienceBlog, "Older Adults Live Longer With A Few Extra Pounds – If They Don’t Add More:"

In fact, the nationwide study found that people who were slightly overweight in their 50s but kept their weight relatively stable were the most likely to survive over the next 16 years.

They had better survival rates than even normal-weight individuals whose weight increased slightly, but stayed within the normal range.