The word “marathon” is pretty important in running. And it can be pretty overwhelming too. That’s what makes me love the idea of the Micro Marathon happening in Lake Oswego this January. 2.62 miles of un-timed running or walking. And afterward you get to proclaim yourself a marathoner. Boom. Mic Drop. This particular marathon starts at 10am on Saturday, January 4th in George Rogers Park. It’s an out and back course alongside the Willamette River,…