The reasons why dogs shed hair in winter:

1. Dog hair loss in winter may be due to normal metabolism leading to hair change.

2. It may also be caused by frequent bathing of the dog and improper use of shower gel.

3. Hair loss may also be caused by parasites or fungi.

4. It may also be that the skin is infected with bacteria and then inflammation causes hair loss.

Solutions to dog hair loss in winter:

1. Owners take their dogs out to bask in the sun more often, which can alleviate their hair loss in winter.

2. Owners can change and buy nutritionally balanced dog food to supplement nutrition, which will help the dog’s hair grow as long as possible.

3. The owner can bathe the dog once a month, and then quickly dry it with a hair dryer. At the same time, use a comb to comb the dog's hair to prevent the hair from knotting and make the dog's hair stronger and smoother. slip.

4. You can use a comb to comb the dog's hair every day. This can quickly remove dead hair and old dander on the dog's body, promote blood circulation, and promote hair growth.