This study was published in Maturitas 2012 Dec 29. pii: S0378-5122(12)00400-8
Study title and authors:
Walking four times weekly for at least 15min is associated with longevity in a Cohort of very elderly people.
Fortes C, Mastroeni S, Sperati A, Pacifici R, Zuccaro P, Francesco F, Agabiti N, Piras G, Amleto D, Ebrahim S.
Clinical Epidemiology Unit, IDI-IRCSS, Rome, Italy. Electronic address: firstname.lastname@example.org.
This study can be accessed at: http://www.ncbi.nlm.nih.gov/pubmed/23280132
This study investigated the role of walking outdoors on longevity. The study lasted for ten years and included 152 self-caring and mobile elderly people, average age 80 years.
The study found that elderly people who walked in the open air for at least 15 minutes, four times a week had a 40% decreased risk of death compared to individuals who walked less than four times a week.