Jan. 18, 2026 A long-running Swedish study has followed adults for nearly five decades, uncovering when physical decline truly begins. Fitness and strength start slipping around age 35, then worsen ...
Paul Soucy has led the Credit Cards content team at NerdWallet since 2015 and the Travel Rewards team since 2023; he is also director of content for Consumer Credit verticals. He was an editor with ...