What does a dog have that is contagious to human?

Dogs can carry a variety of parasites and infections that are contagious to humans. Here are some of the most common:

Parasites:

* Roundworms: These are common intestinal parasites that can cause abdominal pain, vomiting, and diarrhea in humans.

* Hookworms: These can cause skin irritation, anemia, and other symptoms.

* Tapeworms: These can cause digestive issues and other symptoms.

* Fleas: These can cause itchy bites and can transmit other diseases like plague.

* Ticks: These can carry Lyme disease, Rocky Mountain spotted fever, and other diseases.

* Sarcoptic mange: This is a highly contagious skin condition caused by a mite.

Infections:

* Rabies: This is a fatal viral disease that can be transmitted through a bite.

* Ringworm: This is a fungal infection that causes a rash.

* Giardia: This is a parasitic infection that can cause diarrhea and other symptoms.

* Salmonella: This is a bacterial infection that can cause food poisoning.

* Campylobacter: This is another bacterial infection that can cause diarrhea.

* Leptospirosis: This is a bacterial infection that can cause fever, chills, and muscle aches.

* Brucellosis: This is a bacterial infection that can cause fever, sweating, and muscle aches.

Other:

* Dog bites: These can lead to infection and other complications.

Prevention:

* Regularly deworm your dog.

* Use flea and tick prevention.

* Wash your hands after handling your dog.

* Don't let your dog lick your face.

* Keep your dog's vaccinations up to date.

It's important to note that not all dogs will carry these diseases. However, it's important to be aware of the risks and to take steps to protect yourself and your family. If you are concerned about your dog's health, contact your veterinarian.