Below is a breakdown of the top cannabis news stories for July 28, 2026, with each title linking to a full article. The federal data shows the number of people using marijuana daily or almost daily has increased by nearly 4 million since 2021, while daily cigarette smoking has continued to decline. Researchers writing in Clinical Therapeutics say states with established medical marijuana programs should create independent research centers following federal rescheduling. Elections taking place in November could significantly alter the outlook for several of the states heading into 2027 and 2028. The National Center for Cannabis Research and Education at the University of Mississippi is partnering with Southern Sky Brands on a clinical study examining CBD’s effects on sleep duration, sleep quality and overall wellness among adults.