Transforming metabolic bone services in the pandemic The pandemic, seen from a nurse-led osteoporosis clinic Vitamin D and calcium: sunset for 'Butch Calcium and The Sunshine Hormone'? The dawn of parathyroid hormone replacement therapy Parathyroid calcium signalling just got more complex Managing hypoparathyroidsim: a shared endeavour The Bone and Calcium Endocrine Network: our time as convenors A place for CoMICs in medical education SIMBA: simulation-based learning, created by and for students and junior doctors Mass spectrometry: the state of play in the UK Perspectives of successful women

Headlines In 2020 together we accomplished great things in challenging times 2021 is our 75th anniversary! Celebrate your Society's birthday Celebrating excellence in endocrinology. Our 2021 medallists and awardees Fit for the future: a health check for your Society A helping hand to share good clinical practice Streamlining NHS services with specialised endocrinology networks Introducing the SfE Skills Academy

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Asprosin contributes to regulation of ovarian follicular function Serine synthesis influences tamoxifen response in ER+ breast cancer Tertiary adrenal insufficiency in rheumatology patients on long term systemic glucocorticoids The febrile patient with visceral ischaemia Sleep deprivation, diet and human GH gene expression in transgenic mice Reported allergic reactions and mRNA vaccines against COVID-19 No association between vitamin D and COVID-19 mortality

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