Coronavirus FAQs: Mammograms, Vaccine Ingredients ... And Dogs Who Sniff Masks

Are there issues with having a mammogram right after a vaccine? Is there a list of vaccine ingredients — some people say they're scary. Also: My pooch loves to sniff discarded masks. Should I worry?(Image credit: Malaka Gharib/ NPR)
Source: NPR Health and Science - Category: Consumer Health News Authors: Source Type: news