
The upper limit of TSH drifts upward with age. In older adults, a mildly high TSH with a normal free T4 is often a new[…]

Key Takeaways: September is Healthy Aging Month, and one of the more useful ideas to come out of aging biology in the last fifteen years[…]

Many people use the terms “flexibility” and “mobility” interchangeably, but distinguishing between the two is critical for long-term physical health. Flexibility is passive; it is[…]

In the world’s “Blue Zones”—regions identified by researchers where people live the longest, healthiest lives—longevity is rarely the result of a single factor, but rather[…]