Only 3 types of dogs need sweaters or coats

Coats and sweaters for dogs have become quite popular, especially during the winter season.

It seems in many cases they are not really necessary. Only the dogs who have a more difficult time generating and retaining enough body heat on their own might need them.

According to Dr. Marty Becker, only 3 types of dogs could use some coats and sweaters in the winter.

1. Small dogs
2. Elderly dogs
3. Sick dogs

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