Johns Hopkins Medicine scientists say they have developed a simplified version of biodegradable nanoparticles that can "educate" the immune system to find and destroy disease-causing cells throughout ...

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...