Signs of a tired dog:

1. When a dog is tired from excessive exercise, it will pant and like to lie on the ground.

2. If the dog is tired under the high temperature in summer, his tongue will stick out and he will appear listless.

3. The dog will also show the behavior of licking its own nose, which also means that it is tired.

4. Some dogs may become weak and lack energy and then yawn.

Solutions for tired dogs:

1. For dogs that exercise too much, owners need to provide a soft and clean living environment for the dog to lie down. Get enough rest.

2. When the dog is tired and extremely short of water, the owner should replenish the dog's water in time.

3. Dogs should also be given nutritional supplements to ensure balanced nutrition to promote their growth and development.