Sanofi and Regeneron have released data from a late-stage trial for Dupixent, showing it met all targets in treating “smoker’s lung.” The companies are currently conducting a second trial in COPD. (Reuters)

PTC Therapeutics CEO Stuart Peltz has resigned after heading the company for 25 years. Matthew Klein, currently the company’s COO, will step into the CEO role. (Endpoints News)

The prevalence of autism spectrum disorder among children in the U.S. increased between 2018 and 2020, according to new data from the Centers for Disease Control and Prevention. An increase in screening and awareness could partially account for the rise. (The New York Times)

The CDC has updated its recommendations for directly observed therapy — when a healthcare provider watches a patient take a drug — for tuberculosis. The CDC noted the update is “based on evidence that video DOT is associated with a higher proportion of medication doses being observed.” (STAT)

Forty-two percent of people in the U.S. are living with obesity, according to new data from the University of Chicago. West Virginia and Mississippi have the highest obesity rates, at 51% of their populations. (Axios)