Excerpt from the documentary "How to live to 101".

A good part of the documentary on Okinawans and their longevity

Okinawa study has been going on for over 20 years now and they have the longest life expectancy in the world, and more centenarians than any other country. They have the lowest rates of almost all diseases of aging such as heart disease, cancer, dementia, diabetes, osteoporosis, they live healthy right up until they die, and the reasons for this are discussed in this short 8 minute video on living longer.

Some key points;

Eat fewer calories *
Eat vegetables, fruits, nuts, fish, and lean meats
Maintain a good social life and support
Practise something called "hara hachi bu" (eat only until 80% full)
Avoid or limit processed foods
Read "The Okinawa Program : How the World's Longest-Lived People Achieve Everlasting Health--And How You Can Too"

Doing the above might give you longer healthier life and maybe you could reach your 90's, 100, or become a super centenarian 110+ years.