We usually find that dogs sometimes shed more hair than people. At this time, we have to pay attention to the reasons for dog hair loss. Generally speaking, there are two types of hair loss in dogs, except Dog hair loss under normal circumstances can also occur due to health problems, so it is also necessary for us to understand some basic knowledge about dog hair loss, so that we can better take care of the dog's health.

There are many reasons for dog hair loss. Subjectively, it can be divided into normal hair loss and abnormal hair loss. Let’s first look at the causes of normal hair loss:

1. Hair loss caused by seasonal changes: Dogs will respond to temperature differences caused by seasonal changes through their own adjustments. Therefore, when the temperature rises or falls, dogs will undergo normal hair shedding to adapt to the temperature. Therefore, it is normal for dogs to shed a lot of hair when the seasons change. Especially when the seasons change in spring and autumn, dogs usually shed a lot of hair.

2. Hair loss during growth: Normal metabolism can also cause hair loss in pets. Just like human hair, it continues to grow, die, fall off, and replace. In addition, some breeds of pets may also shed their hair during the transition from infancy to adulthood.

3. Fertility period: Dogs will shed a lot of hair after giving birth, accompanied by weight loss, emaciation and other conditions. At this time, more attention should be paid to nutritional supplements for the female dog.

4. Estrus: Dogs in estrus will also lose hair.

5. Old age: Dogs in old age will also experience hair loss due to slow metabolism. Dogs need to pay attention to the supply of nutrients after entering old age and eat professional old age dog food.

In addition to the normal growth stages and seasonal hair loss of dogs, there are many factors that cause abnormal hair loss in cats and dogs, which we also call pathological hair loss: