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Last updateWed, 01 Oct 2014 1pm

Longevity

Secrets to Longevity: Surprising Signs You'll Live to 100 - Prevention (article link)

- You're the Life of the Party: Researchers speculate that their more resilient brains may be due to lower levels of cortisol--studies show that oversecretion of this "stress hormone" can inhibit brain cells' communication.
- You're a Flourisher: They have a positive outlook on life, a sense of purpose and community, and are healthier than "languishers"
- You Really Like Your Friends: "Good interpersonal relationships act as a buffer against stress," says Micah Sadigh, PhD

Chronic stress weakens the immune system and ages cells faster, ultimately shortening life span by 4 to 8 years, according to one study.

Read more: Secrets to Longevity: Surprising Signs You'll Live to 100 - Prevention (article link)

Living For Ever: Scientists speak about different technologies to extend life - YouTube (video)

 Living For Ever: Scientists speak about different technologies to extend life

Read more: Living For Ever: Scientists speak about different technologies to extend life - YouTube (video)

How to live to 100 - CNN (video)

National Geographic writer and explorer Dan Buettner talks about finding the path to long life and health.

Read more: How to live to 100 - CNN (video)

12 surprising signs you’ll live to 100

You're the life of the party
Outgoing people are 50 percent less likely to develop dementia, according to a recent study of more than 500 men and women age 78 and older from the Karolinska Institutet in Sweden. Participants also described themselves as not easily stressed.

Read more: 12 surprising signs you’ll live to 100