Bed bugs will bite anywhere on the body where there is skin. Typically, bites tend to occur on areas exposed during sleeping, such as:
- neck
- face
- hands
- shoulders
- arms
- legs

Almost all bed bug bites will produce some degree of discomfort, typically itchiness and inflammation immediately after the bite to days or even weeks later. Some people will have an allergic reaction to the bites and will show signs while others won’t have any signs at all.
Other signs and symptoms of bed bug bites include:
- a burning painful sensation
- a raised itchy bump with a clear center
- a red itchy bump with a dark center and lighter swollen surrounding area
- small red bumps or welts in a zigzag pattern or a line
- small red bumps surrounded by blisters or hives
Bed bug bites may cause severe allergic reactions Serious symptoms that require medical attention include:
- difficulty breathing
- blisters
- fever
- feeling nauseous or flu-like
- swollen tongue
- irregular heartbeat