Some people may benefit from longer vaccination needles, according to the Centers for Disease Control and Prevention (CDC).1
Recent discussions on social media have shed light on the fact that some people with bigger bodies should be given certain intramuscular vaccines—like the COVID-19 vaccine—with longer needles.
But while this recommendation comes from health authorities like the CDC, experts worry it may not always get put into practice.
“I don’t know if we’re doing enough quality assurance to make sure we’re following these recommendations,” Matthew Laurens, MD, MPH, who conducts studies at the University of Maryland’s Center for Vaccine Development, told Health.