A look at the top medical headlines for the week of May 30, 2021 including: A large new study shows people are in more pain than ever before. Then, One of the hallmarks of diseases like Alzheimer’s, Parkinson’s and ALS is a misfolding of proteins. now researchers say those folded proteins may be linked to gut bacteria. Then, here’s another way to cut your cancer risk—eat more mushrooms. And finally, a study showing that air pollution from farms contributes to nearly 18,000 deaths per year.