Behavioral nudges increase COVID-19 vaccination … Older adults with prostate cancer often die from cardiac diseases, COPD … Level of amyloid beta in mid-life blood test may forecast Alzheimer’s risk … Palliative cancer patients given vitamin D supplements have less need for opioids: study … CVS halts pharmacy sales of J&J COVID-19 vaccine … COVID-19 vaccination does not trigger rheumatic flares, investigators say