If someone left a treadmill in your living room, how far would you run every day just because you felt like you had some energy to burn? Five miles? Zero miles, and you'd use it as a tie rack? How about 65 miles?
What Marathoner Mice Can Teach Us
Newsletter
Sign up for our email newsletter for the latest science news
0 free articles left
Want More? Get unlimited access for as low as $1.99/month
Stay Curious
Sign up for our weekly newsletter and unlock one more article for free.
View our Privacy Policy
Want more?
Keep reading for as low as $1.99!
Already a subscriber?
Find my Subscription
More From Discover
Recommendations From Our Store
Stay Curious
Subscribe
To The Magazine
Save up to 40% off the cover price when you subscribe to Discover magazine.
Copyright © 2024 Kalmbach Media Co.