LOS ANGELES—Loneliness is reaching epidemic proportions in America, particularly among those over 50, but there is hope for the issue coming from surprising places: scientific laboratories. This month’s issue of ATM includes a look at the new science of loneliness: who is most likely to succumb to it, the effects it has on physical health and surprising new approaches to tackle the problem that go far beyond simply more social interaction.

WASHINGTON—Are you searching for a better lifestyle? Read up on these five American cities, each of which is taking bold steps to become more livable for residents of all ages. In this month’s Bulletin, AARP profiles communities that are showing courage, foresight and commitment to becoming more viable and affordable for its older residents – and investing in changes that serve its younger citizens as well.

WASHINGTON— The health risks of chronic inflammation have been talked about by doctors and researchers for decades, but only in the past few years have studies made clear the importance of the issue. Their findings indicate that the very mechanisms in your body that fight disease may also be triggering many of the most serious, and even deadly, diseases of aging. The good news is that lifestyle changes and dietary tweaks can help reduce inflammation in your body. To help understand chronic low-grade inflammation and how to fight it, AARP spoke with top experts in the medical field to create a guide in this month’s AARP Bulletin special report.

In an AARP Bulletin special report, we throw out outdated advice and detail four essential new rules to take control of your retirement. The feature includes a new way to think about wealth, complete with a worksheet to determine your actual, practical wealth amount.

In this month’s issue of ATM, the magazine reveals the newest health super-tools and most important emerging solutions for disease and injury from the leading universities, hospitals and research labs.