Series authors Annewieke van den Beld, Bu Yeap, Robin Peeters, and Zaki Hassan-Smith discuss how the endocrine system changes with age and the implications for healthy ageing.

Mohammed Ali talks to The Lancet Diabetes & Endocrinology about the cardiovascular and renal burdens of prediabetes in the USA.

Richard Oram discusses a study which uses UK Biobank data to look at the frequency of type 1 diabetes across the first six decades of life.

Michael Zimmerman talks about the effect of iodine supplementation in pregnant women on child development.

Moffat Nyirenda talks about the challenges facing diabetes in sub-Saharan Africa, as highlighted in a new Commission.

Martin Reincke discusses outcomes after adrenalectomy for unilateral primary
aldosteronism.

Two authors of papers on bariatric surgery in adolescents, Thomas Inge and Torsten Olbers, discuss their work, published in The Lancet Diabetes and Endocrinology.

Professor Mark Hanson, Director of the Institute of Developmental Sciences at the University of Southampton, discusses the society and policy changes needed to tackle the growing epidemic of maternal obesity worldwide.

Professor Paul Little talks about the PoWER+ trial, a system aimed at cost-effective, internet-based support for weight loss.

Dr Francesco Zaccardi discusses an article about hospital admissions for hypoglycaemia in England from 2005 to 2015.