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What Are Bed Bugs? Signs, Bites & Prevention Guide

Bedbugs are blood-sucking insects that are closely associated with humans. Due to resistance to insecticides and increased travel activity, the incidence of bedbugs has increased sharply in large parts of the world since the turn of the millennium. Bed bugs have also become a growing problem in many areas, including East London, where many homeowners now seek professional services from bed bugs East London using chemical treatment methods to control infestations effectively.

Bedbugs (Cimex lectularius) are blood-sucking insects that have humans as their main host. The species is found indoors all over the world, but is mainly distributed in cooler regions.

Characteristics of Bed Bugs

Bedbugs are reddish brown and have an oval and strongly flattened body shape. Adults are 5–6 mm long and 3 mm wide. Nymphs are similar to adults, but they are smaller and lighter in color. The eggs are 1 mm long and white. When bedbugs suck blood, they swell and become darker in color.

In addition to the appearance of the animal itself, bedbugs will secrete an alarm pheromone with a characteristic odor that can be prominent in rooms with many animals. In well-established infestations, excrement stains will also be easily found around hiding places.

Lifecycle of Bed Bugs

Bedbugs are bloodsuckers, and reproduction and development are strongly dependent on temperature and nutrient availability. They lay 5–8 eggs per week at 23°C and can produce up to 200 eggs during their adult life.

The nymphs have five developmental stages, and they must suck blood at least once between each stage. At room temperature (22°C), the entire life cycle takes about 2 months. At low temperatures, the development time can be one year. Activity stops when the temperature falls below 10°C.

Bedbugs can survive for a long time without food. At 10°C, adults have survived without blood for 485 days, while the smallest nymphs can survive for up to nine months.

Bedbugs Suck Blood

Bedbugs usually bite humans at night and prefer to suck blood from areas not covered by clothing. An adult bedbug sucks blood for 5–20 minutes. After a meal, it quickly crawls back to its hiding place where digestion, skin shedding and egg laying take place.

With regular access to food, bedbugs suck blood weekly at room temperature.

Bedbug Bites

The bites themselves can be very irritating, and if you scratch the bite sites a lot, this can lead to secondary bacterial infections. There is a large individual difference in people's sensitivity to bedbug bites. Some people get severe, itchy marks, while others have less or no reaction.

The reaction to the bite can occur immediately or after some time. In the case of repeated bite episodes, the reaction can come faster and become stronger.

Bedbugs are not known to transmit diseases to humans.

Mental Stress Caused by Bed Bugs

The psychological burden of having bedbugs in the home is great for many. In addition to the annoying bites, sleep deprivation and an increased risk of anxiety and depression can occur.

In addition, there is often the burden of having to pay for relatively expensive control to get rid of the pests.

How Bed Bugs Spread

Bedbugs are spread by travel luggage, the transport of used furniture, other household items and used bedding.

The species is often found in places where there is a large flow of people staying overnight, such as hotels, camping cabins, youth hostels and student dormitories. From here, the bedbugs are often transported to new accommodation or private homes.

Early inspection and professional bed bug chemical treatment can help reduce the spread of infestations and improve control success.

Bed Bug Prevention During Travel

The most common way bedbugs enter a home is via luggage after spending the night in bedbug-infested areas.

You can reduce the chance of this by:

  • Inspect the bed at the accommodation before moving in to look for excrement stains and animals.

  • Keep as much of your luggage as possible in your suitcase at all times.

  • Place your suitcase away from the bed.

  • Take precautions when you return home.

Acquisition of Used Items

Used furniture (beds, mattresses, sofas, chairs, etc.) may contain bed bugs. Such items should therefore be thoroughly examined before taking them home.

Bedbug Inspection

To detect or combat bedbugs, it is important to know where they live. They primarily live where you sleep (in bed, sofa and armchair) and hide in cracks and small cavities.

Examples of hiding places are:

  • The backs of cupboards and pictures

  • Near curtains

  • In cracks in panels

  • Behind skirting boards

  • Behind loose wallpaper

  • In sockets and electrical appliances

Traces such as empty skins, eggs and excrement stains can be found in the habitats, in addition to live and dead individuals.

Professional bed bug chemical treatment is often necessary for effective control, especially in larger or well-established infestations. Our same day bed bug removal  East London service uses chemical treatment methods to help control and reduce infestations effectively.