25 dogs on a runner’s high

Scientists at University of Arizona announced this week that they’d discovered dogs get a runner’s high, similar to humans. Running increases the levels of endocannabinoids in their brains, which gives them “natural high similar to that of cannabis.” In light of the new discovery, here are 25 dogs totally blazed on running, man.

1.
french bulldog running

2.
shutterstock_53751550

3.
Flying-Poodles

4.
jack-russel-terrier-dog-in-mid-air

5.
January-04-2013-19-47-39-aaa

6.
little_dog_running_snow

7.
Screen Shot 2013-05-16 at 12.55.07 PM

8.
Screen Shot 2013-05-17 at 10.30.57 AM

9.
shutterstock_28640059

10.
shutterstock_42177217

11.
shutterstock_55106317

12.
shutterstock_69753922

13.
shutterstock_72579658

14.
2subu

15.
shutterstock_76946824

16.
shutterstock_88770988

17.
shutterstock_111551666

18.
tumblrme5xpdxhgv1qfbxluo1500

19.
28_289

20.
4617252550_61c41e8294_z

21.
Baci in mid-air

22.
bigstock-dog-running-6241804_900

23.
dog-cute-running-tongue

24.
dog-running

25.
dreamstime running dog

[Some images courtesy of Shutterstock]