Many smart people reassured us that Dr. Jay Bhattacharya was both qualified to run the NIH and motivated to make it a better place. They should make the case they were right.

That’s the contradiction embedded in this cutting-edge technology: It can often lead to panic rather than peace of mind.

For those with advance ALS (amyotrophic lateral sclerosis) or certain brainstem strokes, they can be what is referred to as ...