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What Attracts Bed Bugs?

Gary Anderson • July 24, 2024

Bed bugs are small, nocturnal bloodsucking parasitic insects that thrive in a variety of environments and pose challenges to homeowners and renters alike. Despite common misconceptions, bed bugs are not drawn to dirty environments. Instead, their primary attraction is human blood. This dependency on bloodmeals for survival means that they are not deterred by the conditions of a home. Understanding the true attractors of bed bugs is crucial for preventing their intrusion and managing infestations. They are adept at hitchhiking from one location to another which makes no environment immune to their presence. By delving into the specifics of what attracts bed bugs, this guide aims to empower readers with the knowledge to protect their homes effectively and address any misconceptions surrounding these unwelcome guests.

Are Bed Bugs Attracted to Dirty Places?

The belief that bed bugs are attracted to dirty places is a widespread misconception that needs clarification. Bed bugs show no preference for the cleanliness of a space when deciding where to settle. Their primary concern is the availability of a blood meal and their presence in a home is usually due to their exceptional ability to find a host or their belongings to latch onto before catching a ride back home with them. This means that bed bugs can be introduced into any environment, clean or cluttered, as long as they have access to a human host.


This understanding dispels the myth that bed bugs are a sign of poor hygiene or low socioeconomic status. In fact, bed bugs are equal-opportunity invaders that infest homes and buildings across a wide spectrum of cleanliness and wealth. While the focus on cleanliness can be beneficial for many reasons, it does not directly influence a bed bug's behavior in any way.

Then Where Do Bed Bugs Come From?

Understanding the origins of bed bug infestations helps in preventing and controlling these unwelcome guests. Bed bugs are notorious hitchhikers that are capable of traveling from one location to another with ease. Here are common places from which bed bugs can originate:


  • Public transportation: Including taxis, trains, buses, and cruise ships.
  • Travel hubs: Such as airports, train, and bus stations.
  • Accommodations: Including hotels, hostels, guest houses, and residential homes.
  • Educational and care facilities: Like daycares, college dorms, nursing homes, libraries, and educational institutions.
  • Public service locations: Police and fire stations.
  • Commercial and retail spaces: Offices, retail stores, and commercial facilities.


Bed bugs excel at finding inconspicuous places to hide which makes it easy to inadvertently bring them into your home via luggage, clothing, or other personal items after traveling or visiting infested areas. 

How Do Bed Bugs Spread from Location to Location?

Bed bugs’ methods of dispersal are categorized into passive and active, each facilitating their spread in different environments.


  • Passive dispersal occurs when bed bugs hitch a ride on clothing, luggage, furniture, and other items being moved between locations. This mode of travel allows them to cover long distances and effectively moves them from one infested area to entirely new environments. It's this ability to stow away undetected on personal belongings that makes bed bugs such notorious pests that are capable of infiltrating even the cleanest and most well-maintained spaces.
  • Active dispersal is more localized but equally problematic, especially in densely populated living situations like apartment complexes. In these scenarios, bed bugs move on their own from one unit to another by exploiting tiny gaps in walls, outlets, and vents to access neighboring spaces. This method of spread is particularly challenging to control, as it requires coordinated efforts among multiple residents and property management to effectively address an infestation.


Understanding these mechanisms of dispersal highlights the importance of vigilance and preventive measures like regular inspections and sealing potential entry points to reduce the risk of bed bug infestations and their spread between locations.

What Attracts Bed Bugs to People?

Bed bugs are predominantly attracted to humans due to the essential blood meals required for their survival. Although capable of feeding on animals, bed bugs exhibit a distinct preference for human hosts. This preference is attributed to several factors intrinsic to human physiology and behavior. The warmth emitted by the human body, the carbon dioxide produced during respiration, and a unique combination of biological signatures make humans an ideal target for these nocturnal parasites. Their notorious moniker, "bed bugs," derives from their common presence in sleeping areas where they can easily access resting hosts. Mattresses, bedding, box springs, headboards, and bed frames offer perfect harborage for bed bugs by positioning them optimally for feeding during periods of human rest.


The attraction of bed bugs to humans is further refined by their ability to hone in on specific cues that signal an optimal feeding opportunity. These pests are adept at navigating toward their next meal using a combination of visual, olfactory, and thermal signals. Their peak activity occurs between midnight and the early morning hours which coincide with human sleep patterns. During sleep, humans naturally exhale more carbon dioxide and exhibit a stable body heat, both of which are irresistible lures for bed bugs. Additionally, the odors produced by the human body can significantly increase the attractiveness of an environment to these pests. By understanding what draws bed bugs to people, individuals can take proactive steps to minimize their exposure and disrupt the conditions conducive to bed bug feeding and harborage.

Are Bed Bugs Attracted to Warmth?

Bed bugs are indeed attracted to warmth, as it signals the presence of a potential host. They are equipped with sensory mechanisms that allow them to detect warmth from distances as close as three feet which is why they hide within a short distance from where their host sleeps. The heat emitted by the human body serves as a beacon that guides bed bugs to their next meal, regardless of other environmental conditions like the ambient temperature of the room. This attraction to warmth is a critical aspect of their survival strategy that enables them to locate and feed on warm-blooded hosts with remarkable efficiency. Their ability to detect heat from surfaces like human skin is often why they are drawn to exposed skin rather than skin that is covered by clothes or bedding. Upon waking, unsuspecting hosts will find trails of bites that appear on areas like arms, legs, feet, neck, and face.

Are Bed Bugs Attracted to Carbon Dioxide?

Carbon dioxide is another significant attractant for bed bugs that relays a signal that a potential food source is nearby. This preference for carbon dioxide that is emitted through the breath of warm-blooded hosts helps bed bugs locate and stay close to their next meal. This reliance on carbon dioxide detection is a key factor in their preference for human environments, especially sleeping areas where the concentration of exhaled carbon dioxide is highest due to prolonged periods of inactivity. The concentration of carbon dioxide around the head and neck of a sleeping person can particularly draw bed bugs to these areas for feeding, although they are opportunistic and may bite any exposed skin. 

Are Bed Bugs Attracted to Certain Blood Types?

Unlike mosquitoes, bed bugs do not show a preference for a specific blood type when seeking a host. These pests are opportunistic feeders that are indiscriminately drawn to any human body they can secure a blood meal from. The ease with which bed bugs can access a blood meal is influenced by factors such as the amount of exposed skin and the lack of movement during sleep, rather than the blood type of the individual.


While it may seem that bed bugs have a preference for certain individuals over others, this is often more a result of an individual’s response to the histamines released into the skin when fed on by bed bugs. Two people can lay in the same bed and be fed by bed bugs, only for one of those hosts to have an allergic reaction to the bed bug bites. This is why there is a common misconception that bed bugs are not attracted to some people when in reality, some people do not respond as intensely to bed bug bites.

What Else Attracts Bed Bugs?

While bed bugs are primarily attracted to certain elements that draw them to their hosts, there are other things that will attract bed bugs. 

Are Bed Bugs Attracted to Fabrics?

Bed bugs exhibit a preference for fabrics over colder, hard surfaces. Fabrics mimic the surfaces of their natural hiding spots like mattresses, upholstery, and clothing which typically mean that hosts are close by. They also provide warmth and shelter better than hard surfaces as well as provide better grip for bed bugs to travel along. This affinity for fabric materials explains why luggage and bags made from fabrics are particularly vulnerable to bed bug infestations.

Are Bed Bugs Attracted to Dark Sheets?

Research from an Oxford study indicates that bed bugs display preferences for certain colors like red and black. This attraction to darker shades, such as those found in dark bed sheets, is thought to provide bed bugs with better camouflage which allows them to remain concealed from predators and undetected by their human hosts. Darker colors also mimic the darkness of crevices and other hiding places bed bugs are drawn to for safety and breeding. However, it's important to note that while bed bugs may show a preference for dark colors under certain conditions, their primary motivation is the presence of a host from whom they can feed. Thus, the color of bed sheets may influence where bed bugs choose to hide, but it does not deter them from seeking out a meal when they are hungry. 

Are Bed Bugs Attracted to Dirty Laundry?

Bed bugs are indeed attracted to dirty laundry because of the human scents that soiled clothing accumulates. Scientific studies have shown that the lingering odors of sweat, body oils, and skin cells on worn garments can effectively lure bed bugs by mimicking the presence of a potential host. This attraction is similar to how increased levels of carbon dioxide in an environment can stimulate bed bugs to actively seek out humans for their next blood meal. The presence of dirty laundry, especially when left on the floor or in open hampers, can create an inviting environment for bed bugs that encourages them to settle in the immediate vicinity in anticipation of feeding.


Maintaining a routine of regular laundering, particularly for items that come into direct contact with the skin, is an essential strategy for minimizing the risk of bed bug infestations. Washing and drying clothes and bed linens at high temperatures are also proven methods for killing bed bugs and their eggs.

Are Bed Bugs Attracted to Clutter?

Bed bugs are attracted to clutter because it provides them with numerous hiding spots. The more cluttered an environment, the more opportunities bed bugs have to conceal themselves during the day. With a size comparable to an apple seed, bed bugs excel at evading detection by squeezing into the smallest cracks and crevices found within cluttered spaces. These hiding places afford them warmth, shelter, and a sense of safety which make cluttered rooms ideal for their survival and proliferation. By reducing clutter and organizing personal belongings, you can minimize the potential hiding spots for bed bugs, thereby lowering the risk of a severe infestation.

Are Bed Bugs Attracted to Other Bed Bugs?

Bed bugs indeed exhibit a form of attraction to each other which occurs primarily through chemical signals. Scientists have discovered that bed bugs release histamine which is a chemical that plays a significant role in signaling a safe and inhabited environment to other bed bugs. This histamine is found in bed bug feces and shed skins and acts as a beacon that informs other bed bugs of a secure location where they can mate and lay eggs safely. In the context of home infestations, the presence of histamine can exacerbate the situation by attracting more bed bugs to an area. 

Are Bed Bugs Attracted to Pets?

While pets do offer a readily accessible source of blood, they are not the preferred hosts for bed bugs. These pests typically prefer human hosts over animals like cats and dogs. The fur and behavior of pets can present more of a challenge for bed bugs to navigate compared to the relatively easier access they have to human skin. Therefore, while pets can occasionally fall victim to bed bug bites, especially in heavily infested environments, they are not the primary attraction, nor do they contribute to the initial infestation of bed bugs in a home like they do with fleas.

Commonly Believed Myths About What Bed Bugs are Attracted To

While certain things attract bed bugs, there are several misconceptions about what can attract these bloodsucking parasitic insects.

Are Bed Bugs Attracted to Wood?

While the cracks and crevices within wood furnishings can provide convenient hiding spots for bed bugs, the material itself does not inherently attract them. Bed bugs are drawn to locations that offer proximity to their human hosts rather than the materials those locations are made of. So, if a wooden nightstand is infested, it is due to its placement next to the bed and not because of the wood it was constructed with. Discarding wooden furniture in the hopes of eliminating or preventing an infestation is not an effective strategy. Instead, attention should be focused on areas where bed bugs are most likely to come into direct contact with people, such as the folds and crevices of mattresses and bedding. 

Are Bed Bugs Attracted to Menstrual Blood?

Bed bugs do not show a specific attraction to menstrual blood over any other type of blood. Their primary cues for identifying potential hosts are body heat and the carbon dioxide exhaled by humans, not the presence of menstrual blood or blood that may be coming from an open wound. These insects lack the mechanisms to discern whether an individual is menstruating or bleeding in any other way so they would not be drawn to blood that has already been shed. Instead, they are drawn to the warm skin of a sleeping host where they will use their straw like proboscis to try and penetrate a blood vessel they can feed on until they are engorged. 

Are Bed Bugs Attracted to Urine?

There is no scientific evidence to support the idea that bed bugs are attracted to urine and the consensus among experts is that urine itself does not serve as a direct lure for these pests. The primary factors that draw bed bugs to humans are body heat and the carbon dioxide produced through breathing, rather than components found in urine or any other bodily fluids. This distinction is important for understanding and addressing bed bug infestations effectively.

Are Bed Bugs Attracted to Food?

Bed bugs have a very specific diet that is exclusively based on blood which renders them uninterested in human food, spills, crumbs, or trash. Unlike other common household pests that may be drawn to food waste, bed bugs cannot survive or digest any form of human food. Consequently, while maintaining a clean environment by removing clutter and food debris can help reduce potential hiding spots, it does not directly impact bed bug attraction or deterrence. 

How to Prevent Bed Bugs?

Preventing bed bugs requires a proactive approach focused on minimizing opportunities for these pests to enter and thrive in your living spaces. Given that bed bugs are not attracted to food but to humans for their blood meals, preventive measures should aim at reducing direct contact and making environments less hospitable to them. Here are some effective strategies to help prevent bed bug infestations:


  • Inspect secondhand furniture for signs of bed bugs before bringing items into your home.
  • Regularly check the bed and surrounding areas for fecal stains or live bed bugs.
  • Examine clothing and gear after trips, especially if staying in hotels or guest houses.
  • During travel, inspect hotel rooms for bed bugs and keep luggage off the floor and away from beds.
  • Contact a pest management professional immediately if bed bugs are detected.
  • Seal cracks and crevices in your home to limit entry points and hiding spots for bed bugs.
  • Reduce clutter and maintain cleanliness to eliminate potential bed bug hiding places.
  • Launder bedding and clothing regularly using the hottest settings safe for the materials.
  • Vacuum frequently, paying special attention to baseboards, furniture seams, and other tight spaces.


By adhering to these preventive measures, you can significantly lower the risk of bed bug infestations and protect your home from these unwelcome invaders.

Contact EcoGuard Pest Management if You Are Dealing with Bed Bugs

Tackling a bed bug infestation can be a challenging and daunting task that requires diligence and often professional assistance to ensure complete eradication. If you find yourself facing an unwelcome bed bug problem in your home, EcoGuard Pest Management is here to help. With our expertise in pest control and bed bug elimination, we provide effective solutions tailored to your specific situation and ensure your living space becomes bed bug-free. Don't let bed bugs disrupt your peace and comfort any longer; contact EcoGuard Pest Management today and take the first step towards a secure and pest-free environment.

What Attracts Bed Bug FAQs

  • What is the main cause of bed bugs?

    The main cause of bed bug infestations is their hitchhiking behavior. Using the hooked feet, they latch onto luggage, furniture, clothing, and other items to move from one location to another. Bed bugs are not attracted to dirt or decay but seek out human environments for the blood meals the need for their survival. Preventing infestations primarily involves vigilance in inspecting and managing the items that come into your home, especially when traveling or acquiring second-hand furniture.

  • What scents attract bed bugs?

    Bed bugs are attracted to carbon dioxide and certain bodily odors produced by humans, rather than specific external smells. The carbon dioxide we exhale and the scent of blood, along with other biological signatures such as sweat, can lure bed bugs towards a potential host. These attractions make it easier for bed bugs to locate and feed on humans, especially while they are asleep.

  • What keeps the bed bugs away?

    Keeping bed bugs away involves a combination of preventative measures, including regularly inspecting and vacuuming furniture and bedding, sealing cracks and crevices in walls and floors, and minimizing clutter to reduce hiding spots. Additionally, washing and drying clothes and bedding at high temperatures can kill bed bugs and their eggs. Using protective covers for mattresses and box springs also helps prevent bed bugs from finding harborage areas.

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