
As many as 39 percent of distance runners may experience a cramp in their calves, hamstrings, or quadriceps before they finish a race. While many people blame dehydration, Kevin Miller, Ph.D., an exercise scientist at North Dakota State University who works full-time studying cramps, says exhaustion is usually the culprit. Here’s how to fix (and even prevent) spasms in your tired legs.
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Experience both nature and running at its finest. Roaming wildlife, exhilarating climbs, and breathtaking scenery. Pick one of these events to experience it all. Can’t make it out to these races? Find a trail run near you.

Roanoke, Virginia - April 14
Corkscrew around this single track mountain course until you’re rewarded with breathtaking scenery at the top. Then head down a blazing fast downhill trail for a powerful finish. Read More
Colorado Springs, Colorado - April 21
Feed your adventurous spirit with this rugged terrain and these challenging hill climbs. Wind through mountains, stone hops, creeks, and historic tunnels. Single track switchbacks and stunning views lead up to an exhilarating descent. Read More
San Diego, California - April 22
This event hosted by the Dirt Devils features a beautiful out-and-back course that circles Lake Hodges. It’s safe to expect gorgeous, sunny weather in San Diego as you bound along these scenic trails. Read More
Bedford, Virginia - May 3
Rolling, twisting single track through a wooded setting makes up 90 percent of this course. Keep your eyes open for wildlife sightings as you journey through one of Bedford’s little-known treasures. Read More
Hialeah, Florida - May 26
For those wishing to ditch the city, this trail lover’s oasis offers rolling hills, climbs, technical sections, and much-loved single track. Strengthen your body and sharpen your mind while finding your runner’s high in a natural setting. Read More
Leadville, Colorado - June 2
The last few miles of this course lead you through a single track dirt trail. You will also witness breathtaking Colorado mountain views as you run around the pristine Turquoise Lake. Read More
Find a trail run near you.
I believe in the runner’s high, and I believe that those who are passionate about running are the ones who experience it to the fullest degree possible. To me, the runner’s high is a sensational reaction to a great run! It’s an exhilarating feeling of satisfaction and achievement. It’s like being on top of the world, and truthfully…there’s nothing else quite like it!
Sasha Azevedo
(Source: runnersworld.com)