These new findings offer, for the first time, compelling genetic evidence that myelin breakdown underlies both the advanced age and the principal genetic risks for Alzheimer disease.

Men have more iron in the brain in parallel to women.

Now we can measure it very specifically with certain MRI techniques.

It is a very complex problem. For kids with mild ADHD that are sent to school, it may be quite traumatic to try to function in the increasingly structured environment as they move up in grades. It is difficult to find optimal solutions, and the highest levels of expertise and resources are needed.