Double Jointed: What It Really Means, How to Test It, and When It Matters
Bending your thumb back to touch your forearm, locking your elbows backward or folding your fingers into odd shapes is a classic party trick. People call it being "double jointed".…
What Side Is Your Heart On? Where It Sits and Why It Matters
Put your hand over your heart. If you are like most people, it went to the left side of your chest, the way we do for the pledge or an…