Faith/spirituality/having a sense of purpose in life
Exercising moderately but regularly (e.g. walking, Yoga, body weight training, biking, gardening and swimming)
An active lifestyle with lots of walking
Keeping a positive attitude and a sense of humor
Staying mentally active and always learning something new
Strong social network of family and friends
Healthy lifestyle: Organic and alkaline generating diet with not smoking and only little alcohol
