Some people are allergic to pets, meaning they could get badly affected by the animals around them, be it mentally or physically. Health hazards are common when you have domestic pets at your place. Asthma is one of the health issues that is manifested in most people allergic to animals. They could also develop skin diseases or irritations. The pulmonary function will be badly affected in people with bird fancier’s disease. Animal bites can also cause serious health hazards, leading to infections that affect metabolism and blood flow purity. Avoiding ill animals and washing hands frequently will help prevent such health hazards.