NOVA classification

The study utilized data from the Nurses’ Health Study (NHS) and the Health Professionals Follow-up Study (HPFS). The NHS contributed about 75,000 women, and the HPFS about 40,000 men.
Earlier this month, The Wall Street Journal published an article on the impact of ultra-processed foods on our brains.
For those interested in listening to the entire one-hour broadcast, it is available here.