Wall planks, testosterone, olive oil...

... and other hopefully helpful things

This is your free weekly Hotflash inc roundup. One week until the first August 26 Office Hours, a new monthly online gathering for paid subscribers. I have a limited-time, 20% off special offer here if you want to become one and attend.

Photo by Lucio Patone on Unsplash

• HEART+BRAIN: A big new observational study out of the Harvard TH Chan School of Public Health found a 28 percent lower risk of dying from dementia in people who consumed just half a tablespoon of olive oil each day versus those who never or rarely had it. The first-of-their-kind findings were pulled from three decades of data in 90,000 people, and had nothing to do with overall diet quality. They back up previous research suggesting better health outcomes for people who choose olive oil over processed or animal fats. Harvard postdoctoral fellow Anne-Julie Tessier said it was possible the effect found from olive oil on the brain stems indirectly from its positive impact on heart health.

• EXERCISE: In research, short b…