Many people who keep hearing about bed bugs, stop to wonder about what could be the exact dangers of bed bugs? Dangers of bed bugs are basically based o the harm they cause to the skin. Although there are some types of bed bugs that are more common than others they effects to the skin are the same. Miniature Schnauzer These nocturnal creatures suck blood form their host at night and in most cases none can’t easily feel the bites,. They produce saliva that has special anesthetic that causes an allergic reaction. These is the reason why when you have been bitten by a bed bug you develop red bum