I have had the privilege of practicing primary care for over 20 years at a community health center in Chelsea, Mass. This vibrant city is the dignified home to a diverse and proud community. It is also home to a lower-income population, living in a historically red-lined zone with sweltering urban heat islands that routinely experience temperatures 6°F higher than the National Weather Service’s regional report. With overcrowded residential buildings sandwiched among numerous ...

On April 16, 2024, I took night call for the last time, 64 years after I first took night call. For the last few months, I have been thinking about all of the changes I have seen relating to the nature and content of my time being on call. After my first year at Harvard College in 1959, my mother—the chief technologist in a hospital hematology lab—thought it would be useful for me to get training as a hematology technician during the summer so I could get a job when I returned to school in the fall. She arranged summer work for me in a hematology lab, and when I returned ...