Yes, even a single, one-time exposure to asbestos can be harmful and increase the risk of future illness, including certain diseases and cancers. The level of risk depends on several factors, such as the concentration and intensity of the exposure. A small, brief exposure is less likely to cause significant damage than an exposure to a high concentration of asbestos fibers.

The likelihood of developing severe health issues increases with repeated or prolonged exposure. Individual reactions to asbestos vary; some people may have multiple exposures without harm, while others are more susceptible. Asbestos-related illnesses may not manifest for 10 to 40 years after inhalation.

Due to these risks, it is crucial to take precautions. Personal protective equipment (PPE) may not offer complete protection, as fibers can get through small gaps. The EPA recommends hiring a professional for testing and removal if you suspect the presence of asbestos in your home. If you are concerned about a potential exposure, consult your doctor.

While asbestos can’t be directly absorbed through the skin—the fibers are too big—skin contact can still produce symptoms. Contact dermatitis can flare up in sensitive individuals but in most cases, the danger from asbestos comes from inhaling the fibers, or dust, that is produced when asbestos is disturbed. If you touch asbestos by accident, immediately wash yourself and your clothes.

Often found in old insulation, tiles, and roofing materials in pre-1980s buildings.

According to the National Cancer Institute, asbestos-related diseases can take anywhere from 10 to 40 years for symptoms to appear. The health risks increase with prolonged and heavier exposure. Risk factors also include:

• Amount of exposure

• Chemical makeup, size, and shape of the asbestos fibers

• Length of time a person is exposed to asbestos

• Genetic factors 

• Source of exposure (direct exposure or secondhand exposure from someone directly exposed)