What does it mean when a dog runs in circles?

A dog spinning in circles may be caused by a desire to poop, an itchy tail, anal inflammation, or boredom. First, check the dog's tail and anus for parasites, redness, swelling, dandruff, etc. If there are , it is necessary to treat the dog in time to avoid worsening of the condition. If it is bored or wants to poop, don’t worry.
Tips:
Dogs should be bathed and dewormed regularly. When bathing, the anal glands should be squeezed to avoid the dog's anus. gland inflammation.