The ‘20-5-3’ Rule Prescribes How Much Time You Should Spend Outside

The ‘20-5-3’ Rule Prescribes How Much Time You Should Spend Outside

via Prevention by Michael Easter

The herd of 400-pound caribou was running 50 miles an hour and directly at me. The 30 animals had been eating lichen in the Arctic tundra in Alaska when something spooked them. I was sitting in their escape route. The ground began to vibrate once they cracked 100 yards. At 50 yards, I could see their hooves smashing the ground and kicking up moss and moisture. Then they were at 40 yards, then 35.

I could hear their breathing, smell their coats, and see all the details of their ornate antlers. Just as I was wondering if the rescue plane would be able to spot my hoof-pocked corpse, one of the caribou noticed me and swerved. The herd followed, shaking the earth as they swept left and summited a hillcrest, their antlers black against a gold sky.

That moment when those caribou shook the earth also shook my soul. It was transcendent, wild as a religious experience. And it’s not even the most intense thing I did in Alaska. I experienced savage weather, crossed raging rivers, and faced a half-ton grizzly. My brain was feeling less hunkered down in its typical foxhole—a state I’d compare to that of a roadrunner on meth, dementedly zooming from one thing to the next. My mind felt more like it belonged to a monk after a month at a meditation retreat. I just felt . . . better. The biologist E. O. Wilson put what I was feeling this way: “Nature holds the key to our aesthetic, intellectual, cognitive, and even spiritual satisfaction.”

When I returned from the wild, my Zen-like buzz hung around for months. To understand what was happening, I met with Rachel Hopman, Ph.D., a neuroscientist at Northeastern University. She told me about the nature pyramid. Think of it like the food pyramid, except that instead of recommending you eat this many servings of vegetables and this many of meat, it recommends the amount of time you should spend in nature to reduce stress and be healthier. Learn and live by the 20-5-3 rule…

… keep reading the full & original article HERE