You don't really need a reason to aww over these adorable photos of dogs [1] and their little humans, but a few good ones: some research has found that looking at photos of cute animals can make you more productive [2]; there are studies proving that cute photos of animals lower stress levels and makes you happier [3]; and there's one study that's found that those same adorable pictures may even improve your love life [4]. Keep reading for 100+ photos of pure doggy cuteness [5] — because science says so!
