More and more people are wearing technology in the form of fitness bands and smart rings. These devices track metrics such as heart rate, skin temperature and sleep. The latest frontier is health tech for babies — and it’s being supercharged by artificial intelligence. Sapna Maheshwari shares her family’s experience with health tracking and discusses whether it’s helping people or just adding to their anxieties. Guest: Sapna Maheshwari (https://www.nytimes.com/by/sapna-maheshwari) , a reporter covering new media companies for The New York Times. Background reading:  • Aw, it’s baby’s first A.I. surveillance system (https://www.nytimes.com/2026/08/02/business/smart-baby-monitors-nanit-owlet.html) . • Will A.I. kill us? Can it hack my bank account? Your A.I. questions answered. (https://www.nytimes.com/2026/09/18/science/ai-safety-questions-risk-danger.html) Photo: Margeaux Walter for The New York Times For more information on today’s episode, visit nytimes.com/thedaily (http://nytimes.com/thedaily?smid=pc-thedaily) . Transcripts of each episode will be made available by the next workday. Subscribe today at nytimes.com/podcasts (http://nytimes.com/podcasts) or on Apple Podcasts, Spotify and Amazon Music. You can also subscribe via your favorite podcast app here https://www.nytimes.com/activate-access/audio?source=podcatcher. For more podcasts and narrated articles, download The New York Times app at nytimes.com/app.