You Too Can Be a Genius

It’s often thought that people who are “geniuses” in their fields are born with superior genetic material, i.e., high-IQ brains. Not so, says psychologist K. Anders Ericcson. “You can be an international chess master with an IQ of 85,” or 15 points below normal. Superior performers in all fields—surgeons, chess masters, athletes, musicians—typically have the…

“Runner’s High” Is Real, PET Scans Prove

People who do serious running and other exercise often report higher spirits and lower anxiety. This “runner’s high” is usually attributed to an increased production of endorphins — the body’s own natural opioids. Many scientists have doubted whether runner’s high exists, however; they couldn’t reproduce it reliably in the lab, or confirm the endorphin hypothesis….