If you have carefully looked at your TV’s user manual or other parts of the TV, you may have noticed a ‘Cancer Warning‘ sign.
But now the question arises,
Why Do TVs Have Cancer Warnings?
Does a smart TV really cause cancer? If not, then why do TV manufacturers include this warning?
Well, in this article, I will break down everything about why TV manufacturers often include this warning sign and whether you should be worried!
Let’s dive in…
Why do TVs come with cancer warning labels?
- California law requires cancer warning labels on TVs.
- TVs may have chemicals or X-rays that are linked to cancer.
- TVs do not cause cancer directly but may have other effects.
TVs have cancer warnings because some of them may emit low levels of X-rays, which are a form of ionizing radiation that can damage DNA and cause cancer.
However, most TVs do not give off any measurable level of radiation, and there is no evidence that radiation from TVs has resulted in human injury.
The cancer warnings are based on a California law called Proposition 65, which requires businesses to inform consumers about exposures to chemicals that are known to cause cancer, birth defects, or other reproductive harm.
The law applies to many household items sold in California, and sometimes outside of the state as well.
The warning does not mean that the product is unsafe, but rather that it contains a chemical that has been linked with cancer or reproductive harm in some studies.
Science Behind TV Radiation
Television radiation has been a topic of concern for some time, primarily because of the potential presence of ionizing radiation, particularly X-rays.
Dr. Samuel said:
“It’s a type of radiation that carries sufficient energy to ionize atoms or molecules.”
This means it can remove tightly bound electrons from the orbit of an atom or molecule, creating charged particles or ions.
The primary concern behind TV cancer warnings is related to X-rays, which are a form of ionizing radiation.
X-rays have the ability to penetrate matter, including the human body, and are commonly used in medical imaging, such as X-ray radiography and CT scans.
However, their ability to pass through matter also means they can potentially interact with biological tissues, including DNA.
When ionizing radiation interacts with DNA, it can cause damage.
Safe Use of Smart TVs
To put your mind at ease, consider these tips for the safe use of smart TVs:
- Use your smart TV in moderation.
- Follow the manufacturer’s instructions for setup and usage.
- Keep a reasonable distance from the TV screen to reduce exposure.
- Limit prolonged screen time and take breaks.
F.A.Q.s
Q: Are all TVs required to have cancer warnings?
No, not all TVs come with cancer warnings.
The presence of warnings is often linked to California’s Proposition 65 law and varies by product and manufacturer.
Q: Should I be concerned about using a smart TV due to radiation?
The current scientific consensus suggests that smart TVs, like other wireless devices, do not pose a significant cancer risk when used in moderation and following recommended guidelines.
Q: Is it true that watching TV for extended periods can increase the risk of cancer?
The evidence linking extended TV watching to cancer is inconclusive.
While sedentary behavior associated with excessive TV watching may contribute to certain health issues, cancer risk appears to be influenced by a combination of factors, including genetics, lifestyle choices, and environmental exposures.
Q: What types of radiation do TVs emit, and are they harmful?
TVs primarily emit non-ionizing radiation, which has lower energy levels compared to ionizing radiation (e.g., X-rays).
Non-ionizing radiation is generally considered safe at typical exposure levels.
However, it’s important to maintain a safe viewing distance and take regular breaks to minimize potential health risks.

Abdul Kader, a handy guy and experienced founder of a TV repair shop in Gulshan, Dhaka, Bangladesh. He is mainly an expert in understanding and repairing different types of issues with Smart TVs and providing helpful insights on how to keep them in good working order. Read his Full Story.