Scientists have engineered Salmonella bacteria to self-destruct inside tumors, releasing signals that spark powerful immune hubs and shrink colon cancer in mice, opening the door to “living medicines” against deadly cancers.

Fewer people under age 50 are dying from cancer in the U.S., but colorectal cancer mortality rates continue to surge

ACA requires firms to cover colonoscopies for over-45s but young people face hurdles to receive appropriate tests