*Big, big conflict of interest above. I get paid to do consulting for CDC and Kansas Department of Health and Environment to make the Diabetes Prevention Program a more accessible tool for physicians and their patients with pre-diabetes. But watch the video anyway. 

Elementary-age kids seem to lose fat and increase brain power by spending 70 minutes being active instead of drooling in front of a screen after school.

Without a change in diet. Original study here. The usual caveats apply to this in terms of small sample size, yada, yada, yada, but the effect is in line with other research on the topic.

Is it possible that for people with diabetes and a prior heart attack, dapaglifozin reduces the risk of dying from any cause by 50%? (!).

I'm skeptical. There is some confounder that is not being accounted for in this study, but I'll be darned if I can figure out what it is.