Many owners spay or neuter their dogs, an euphemism for a castration.
Toddlers are more like dogs than they are like monkeys, a nice introduction, but when it comes to cooperative communication, it is a proven fact.
Are you stressed out, pessimistic? Chances are you dog is it too. The emotional state of people has a profound effect on their dog.
Recently a publication came online about problems of which the researchers assumed they might occur in short muzzled breeds more often then known.