The key ingredients for longevity, according to Harvard University

Following my article on 10 ideas for a healthy day – basically not only a day, but a healthy life, this article from Harvard University on longevity lists the key elements for a healthy and long life:

1. diet
2. exercise
3. weight
4. no smoking
5. little alcohol
   • and additionally….
6. having a purpose
7. social connections
8. brain stimulation
9. sleep quality
10. intermittent fasting