In this episode of Healthy Dialogue, host Derek Angus, MD, MPH sits down with Dimitri Christakis, MD, MPH, to discuss whether social media use disorder is a real phenomenon, the mechanisms behind it, and its consequences for young people.

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A growing number of young adults are being diagnosed with cancer, particularly colorectal cancer, but the underlying cause remains unclear. In this episode of Healthy Dialogue, Kimmie Ng, MD, MPH, and Ilana Richman, MD, MHS, discuss the increase in cases, potential causes, diagnostics, treatment, and more.

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• Unpacking the Rise in Early-Onset Cancer

Private equity investment continues to expand across US health care. Current estimates put private equity ownership at almost 10% of hospitals and more than one-fifth of for-profit hospitals nationwide. In this episode of Healthy Dialogue, Sneha Kannan, MD, MS, assistant professor of critical care medicine at the University of Pittsburgh, joins host Derek C. Angus, MD, MPH, to discuss the complex role of private equity in health care and what it means for clinicians and patients.

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• Private Equity's Growing Presence in Health Care—Promise or Peril?

Dementia affects millions of people globally, causing profound memory loss and cognitive impairment and compromising the ability to function independently in day-to-day life. In this episode of Healthy Dialogue, host Derek C. Angus, MD, MPH, sat down with Gil Rabinovici, MD, a neurologist and director of the UCSF Alzheimer's Disease Research Center, to discuss the latest developments in dementia and Alzheimer disease research.

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• A New Era in Dementia—Advances in Diagnostic Blood Tests, Novel Drugs, and the Power of Lifestyle Changes

The rise in use and function of ambient AI scribes is arguably one of the fastest technologic changes ever seen in health care. In this episode of Healthy Dialogue, host Derek Angus, MD, MPH, is joined by Vincent Liu, MD, MS, Chief Data Officer of The Permanente Medical Group in Kaiser Permanente, to discuss the rapidly changing world of ambient AI.

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• AI Scribes Are Here, but Is Health Care Ready?

What is behind the rise in autism diagnoses? Join Jeremy Veenstra-VanderWeele, MD, professor of developmental neuropsychiatry at Columbia University, and JAMA Psychiatry Editor Dost Öngür, MD, PhD, as they discuss the history of autism spectrum disorder, the role that genetics and environmental factors play, the importance of early intervention in treatment, and more with JAMA Senior Editor Derek Angus, MD, MPH.

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• Autism—Understanding Diagnosis, Prevalence, and Treatment

Go beyond the latest discoveries with nuanced, in-depth conversations in Healthy Dialogue, a podcast from the JAMA Network. Host and JAMA Senior Editor, Derek C. Angus, MD, MPH, sits down with the world's leading experts to explore the most pressing issues in health and health care.

In this episode, JAMA Editor in Chief Kirsten Bibbins-Domingo, PhD, MD, MAS, and Medical News Director Jennifer Abbasi discuss the journal's inaugural Research of the Year roundup.

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• Research of the Year 2025