Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The characteristics of the successful “aging” person. In this graph, the analysis was focused on participants belonging in the highest tertile of the SAI (i.e., >3.7); mean hours of sleeping/day, percent of midday napping, as well as age, sex, and percent of older old individuals (i.e., >80 years) are illustrated.
