physiology

Researchers at Georgia Tech and Emory have developed a staircase that uses your own energy combined with springs to make going up and down stairs easier on your body.
The questions to ask is: What uproots and what anchors us? Discovering the answer and following the steps that connect and stabilize us, may prevent the treacherous state.
It's time we take a hard look at the stated or implied benefits of traditional athletic shoes. Too often we look to fashion, trends, advertisements and celebrity endorsements for information on what shoes are good for our bodies. Instead, we should be looking at ourselves, letting our bodies tell us what works best. And that conversation starts with the way we walk.
Simply put, your circadian rhythm is your body's internal clock. Operating on a roughly 24-hour cycle, it governs our sleep-wake cycle and plays a large part in everything from hormone release to body temperature.
So why do we lie? Sometimes, it's done to embellish the story about the fish that got away. Sometimes it's intended to shelter someone who would be hurt by the truth (i.e., "Yes, Virginia, there is a Santa Claus.")
I find it interesting that the Quran mentioned critical veins of the head, rather than those of other organs that are just as important. Indeed, severing other large veins in the thigh, heart, or liver, for instance, would also cause death.