How to tell whether a dog is healthy when buying a dog in a pet market? Thank you, everyone.

A healthy posture should be a natural balance curve when standing, with upright limbs and no deformity. The chest is broad, the abdomen is contracted, and the muscles of the body are full (especially the muscles of the buttocks and back), solid and powerful. The nose is slightly cold, there is no secretion in the mouth, nose, eyes, anus and vulva, and the hair around the perineum is clean. Lip, mouth and tongue mucosa have no ulcer and secretion. The teeth are hard and white, and there is no tartar, gum ulcer, and no yellow stain on the sclera. Limb joints can move freely without swelling and tenderness. Animals don't scratch or bite their bodies, heads, necks or limbs. Skin is elastic against the body wall. At the same time, we should pay more attention to the daily life of dogs, find abnormalities, and ask veterinarians for treatment in time. Always pay attention to the following points: 1. Appetite dogs are not interested in the food they like to eat every day or the food with good smell, and they eat less or refuse to eat completely. This is abnormal. 2. Vomiting dogs are carnivores and vomit as easily as cats. If you don't eat well, you may vomit. This is not necessarily a disease. If you have persistent vomiting, you should pay attention to it. Diarrhea is a symptom of illness, especially one after another, and measures should be taken. In particular, dogs that have not been vaccinated against canine distemper should seek veterinary treatment as soon as possible. m！ U7 k 'e，J5W(www.goumin.com)4。 Sneezing or shedding tears is the main manifestation of a cold or flu. If you can see a doctor in time, the general curative effect is still good. 5, the nose is dry and wet. The dog's nose is black and wet. Excessive wet runny nose may be a cold; If the nose is dry and rough, it is a sign of fever. 6, drinking water disorders dogs often take the initiative to approach the drinking basin and want to drink water. However, the undrinkable water or the water that entered the mouth dripped out again. Nine times out of ten, it is a throat disease, such as pharyngitis. Rabies dogs are so thirsty that they can't drink water because of pharyngeal paralysis. Sometimes seeing water can lead to madness. 7. Shake your head and scratch your ears. This is a unique symptom of ear disease. If the ears are dirty and smelly, there may be parasites and mites at the tip of the ears. 8, salivation oral diseases (such as stomatitis, glossitis, oral mucosal ulcers and dental diseases. Drooling is a symptom of sacrifice, and you can smell bad breath. Drooling after rabies excitement expires. 9, frequent urination or defecation Dogs frequently make defecation movements, but they can't discharge urine or urine, or only see a small amount of feces and urine. Dogs with frequent urination may have bladder or urethra problems, and dogs with frequent urination may have intestinal problems. They should be sent to the veterinary hospital in time. 10. Scratching the skin If the dog is mentally disturbed, he frequently scratches his skin and coat, indicating that the dog is infested with fleas and lice, or infected with scabies, fungal skin diseases, eczema or pseudorabies. At this time, the dog's fur is thin and may have bald spots. 1 1. The redder the gums and tongue, the healthier. White is anemia, or intestinal parasites or bloody stool (parvovirus disease or hookworm disease). 12. Most healthy dogs can run and jump and play with other dogs. If you sleep alone, you are probably in poor health.