Nutrition
Ultra-processed foods: what a controlled feeding trial can show
A controlled feeding experiment offers causal evidence about the diets it tested, while leaving important everyday questions open.
Search explainers, questions, and medicine profiles.
Research, perspective, and useful questions on this topic.
A controlled feeding experiment offers causal evidence about the diets it tested, while leaving important everyday questions open.
Protein matters, but more is not a universal solution. Pair food planning with activity, function, and an individualized target.
An eating window can organize a routine. Whether it adds a special weight-loss benefit is a separate research question.
A large randomized trial compared supported, quality-focused eating patterns—not every diet carrying a low-carb or low-fat label.