In a follow-up, the BMJ found that women were more likely to lead healthy lifestyles, take part in leisure activities, be educated and have lots of friends.
Exercise was deemed to have the greatest effect on longevity. Swimming, walking or yoga extend the lifespan for seniors in the USA, Canada, and England.
Here are the exercises that health writers at Huffington Post deemed to be best for longevity and overall health.
1. Switch from taking the elevator to taking the stairs.
2. Bike to work
3. Swim. It's the best exercise for lowering mortality rate.
4. Brisk walking is a better exercise than slow walking.
5. Exercise or stretch 15 minutes a day
6. Vigorous exercise is more beneficial than light exercise
7. Exercise with other people to keep you motivated.