Bed bugs are tiny bloodsucking insects that are about the size of the width of a credit card.
They usually live in tiny cracks and crevices in the bedroom, and creep out at night to feed.
The bugs aren’t necessarily dangerous, but they can be very annoying, and some people may have a bad reaction to their bites.
Itching or swelling could be one of the first warning signs that you’ve been bitten by a bed bug.
Bed bug bites can cause itchiness. Initially, a victim may detect a slight burning sensation
Although some people may find themselves itching the day after being bitten, the actual bites may not become visibly obvious for a number of days, said pest control firm Orkin.
Some people have no reaction to the bites at all, and they never become visible.
One of the biggest signs of a bed bug infestation is having a series of bites in a line across the skin, it said.
“Unlike those of other insects, bed bug bites may sometimes appear in tight lines of multiple, small, red marks where multiple bed bugs have fed along an exposed area,” said Orkin.
“Bed bug bites can cause itchiness. Initially, a victim may detect a slight burning sensation.
“The burning area then develops red bumps, known as papules or wheals [rash].
Bed bug bites: Signs and symptoms