The Wall Street Journal

Ultra-processed foods: what they're doing to your brain

Ultra-processed foods: what they're doing to your brain
Many ultra-processed foods have a strong effect on the brain's reward system. (Image: Elena Scotti, The Wall Street Journal)
The Wall Street Journal
By Andrea PetersenUltra-processed foods may affect not only our bodies, but our brains, too.New research suggests links between such foods – chips, many cereals and most packaged snacks at the grocery store, for example – and changes in the way we learn, remember and feel. These foods can act like addictive substances, researchers say, and some scientists are proposing a new mental health condition called “ultra-processed food use disorder”. Diets filled with such foods may raise the risk of mental health and s...

More Health

Meet Dr Grok. Finally, a physician who's available and who gets me
Health

Meet Dr Grok. Finally, a physician who's available and who gets me

Human doctors rarely have time to talk for long, or dig deep. Chatbots are different.

Health NZ AI trial boosts ED productivity
Health

Health NZ AI trial boosts ED productivity

AI scribes are being rolled out in more than 16 EDs nationwide.

John Anthony 28 Oct 2025
Protein isn’t everything. Here’s what to know
The Life

Protein isn’t everything. Here’s what to know

Lots of folks are trying to amp up protein’s hero status.

How Pharmac's set-up risks higher health costs
Economy

How Pharmac's set-up risks higher health costs

Pharmac's fixed budget discourages use of cost-saving medicines common elsewhere.

Pattrick Smellie 23 Oct 2025