Thousands of previously “invisible” microproteins—tiny chains of fewer than 100 amino acids—can profoundly change human biology when mutated. A fundamental discovery is overturning decades of ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

Isabella Cueto covers the leading causes of death and disability: chronic diseases. Her focus includes autoimmune conditions and diseases of the lungs, kidneys, liver (and more). She writes about ...