Fill out the form below to subscribe our new daily editorial newsletter from the HPM Newsroom.· Most studies of what causes symptoms of COVID-19 to linger on after the virus has passed focused, with little success, on the heart muscle. Doctors at Houston Methodist Hospital instead looked at the heart arteries and hit on a promising idea.· The Centers for Disease Control and Prevention endorsed reformulated versions of the Moderna and Pfizer vaccines last week. The shots should better protect people from the most recent COVID-19 variants. · On Tuesday's show: Who should get newly...…Fill out the form below to subscribe our new daily editorial newsletter from the HPM Newsroom.· Most studies of what causes symptoms of COVID-19 to linger on after the virus has passed focused, with little success, on the heart muscle. Doctors at Houston Methodist Hospital instead looked at the heart arteries and hit on a promising idea.· The Centers for Disease Control and Prevention endorsed reformulated versions of the Moderna and Pfizer vaccines last week. The shots should better protect people from the most recent COVID-19 variants. · On Tuesday's show: Who should get newly...WW…