US Vaping-Related Deaths Hits 39

US health officials on Thursday reported 2,051 confirmed and probable cases and 2 more deaths from a mysterious respiratory illness tied to vaping, taking the total death toll to 39.

Last week, the Centers for Disease Control and Prevention reported 1,888 cases and 37 deaths from the illness.

As of November 5, 39 deaths have been confirmed in 24 states and the District of Columbia, the agency said.

Investigators have not linked the cases to any specific product or compound, but have pointed to vaping oils containing THC, the psychoactive ingredient in marijuana, as being especially risky.