Marc E. Agronin is a geriatric psychiatrist at Miami Jewish Health and the author of “The End of Old Age: Living a Longer, More Purposeful Life”. Most people become volunteers to do some good and give back to their community. According to data from the Bureau of Labor Statistics, about one-quarter of the U.S. population [Read more at blogs.wsj.com] … [Read more...] about WSJ: How to Best Reap the Health Benefits of Volunteer Work