Bites can be very irritating and leave a swelling.
They cannot fly but travel from house to house on their host. When engorged they become bright red. Evidence of bed bugs is the numerous fecal discharges of blood on the linen. Some people will have a reaction to their bites, while others show little or no effect. Use Drione Dust in a Crusader Duster to dust the cracks and crevices of the bed frame and the mattress springs.