Researchers had one goal: Discover exactly why three interventions have been found to turn back the clock on an aging brain. They didn’t expect to find a common denominator. And they certainly didn’t expect to find it already circulating in our blood…

Have you ever wondered why salt can lead to or worsen high blood pressure? Even stranger, why are young people less sensitive to salt’s effect on blood pressure? Curious researchers have found it comes down to slowed production of an anti-aging factor known as the Klotho protein…