Intelligent Medicine

New study shows ultra-processed foods as addictive as cocaine or heroin; Is your DNA steering you toward vegetarianism? Is “nutrigenomics” ready for prime time? Treatments for Long Covid; Can nearsightedness be prevented or reversed with supplements? Blue blocker glasses—is that a thing? Exercise staves off cognitive decline—but can it boost brain performance in younger people? New skin patch promises hope for kids with life-threatening peanut allergies.