November 1, 2021 https://health.usnews.com/health-care/patient-advice/articles/how-aging-can-aff… US News and World Report As we age, our immune systems begin to lose their efficacy in fighting off infections. The current COVID-19 pandemic puts older adults at far greater risk of developing severe COVID, complications, and hospitalizations. Related Improving Health Related Researchers Janko Nikolich-Zugich