Does Putting Your Phone in Your Bra Cause Cancer?

We all know that cell phones emit radiation, but is that radiation dangerous? Does it cause cancer? Let’s take a look at the science behind this question.

Checkout this video:


Cell phones emit low levels of radiofrequency energy (RF) in the microwave range. It is well established that high levels of RF can produce biological effects including changes in cancer cells, but the possibility that RF from cell phones could cause cancer has been the subject of intense debate.

What is cancer?

Cancer is a disease in which cells in the body grow out of control. Cancer is caused by changes to certain genes that control how our cells function. Normally, our cells grow and divide to form new cells as our bodies need them. When cancer develops, however, this orderly process breaks down. As cells become more and more abnormal, old or damaged cells survive when they should die, and new cells form when they are not needed. These extra cells can divide without stopping and may form growths called tumors.

What causes cancer?

Cancer is caused by the abnormal growth of cells. Cells grow and divide to produce new cells as the body needs them. When cells become old or damaged, they die and are replaced with new cells.

For many years, it was thought that cancers were caused by bad luck or lifestyle choices, such as smoking or diet. However, we now know that cancer is a complex disease that can be caused by a combination of environmental and genetic factors.

Environmental factors are things in our surroundings that can increase our risk of cancer. These include smoking, viruses, ultraviolet (UV) radiation from the sun, and air pollution.

Genetic factors are things we inherit from our parents that can make us more likely to develop cancer. For example, if one of your parents had breast cancer, you may be more likely to get breast cancer yourself. We all have different combinations of these factors, which is why some people develop cancer and others do not.

We do not yet know all of the environmental and genetic factors that cause cancer. However, research has led to important discoveries about some of these factors, and this knowledge is helping us to develop new ways to prevent and treat the disease.

How does putting your phone in your bra affect cancer risk?

Some studies have found that having your phone close to your body could increase your risk of certain types of cancer. But the evidence isn’t clear, and more research is needed.

There are two main types of electromagnetic radiation (EMR) from cell phones:
-Non-ionizing radiation: This type of radiation is low frequency and not strong enough to damage DNA or cells. It does not cause cancer. Examples include radio waves and microwaves.
-Ionizing radiation: This type of radiation is high frequency and strong enough to damage DNA or cells. It can cause cancer. Examples include x-rays and gamma rays.

Cell phones emit non-ionizing radiation, which means it’s not strong enough to damage DNA or cells in the body. Therefore, it’s unlikely that cell phone use increases the risk of cancer.

There are no definitive studies that show a link between cell phone use and cancer, but some research has found a possible connection. More studies are needed to understand the potential risks and benefits of cell phone use.

What other factors affect cancer risk?

There are many factors that affect cancer risk, including lifestyle choices, family history, and exposure to cancer-causing substances. Phone radiation is just one of many possible risk factors for cancer.

Phone radiation is a type of electromagnetic radiation. Electromagnetic radiation is a form of energy that is emitted by moving electrons. Cell phones emit radiofrequency (RF) waves, a type of electromagnetic radiation, when they send and receive signals from cell phone towers. RF waves are a type of non-ionizing radiation, which means they don’t have enough energy to cause damage to DNA.

Exposure to RF waves from cell phones is measured in terms of specific absorption rate (SAR). The SAR is the amount of RF energy absorbed by the body when using a cell phone. The Federal Communications Commission (FCC) sets limits on the maximum SAR level for cell phones sold in the United States. The FCC limit for SAR exposure from cell phones is 1.6 watts per kilogram (W/kg) of body weight.

There are no studies that directly link phone radiation to cancer in humans. However, there is some evidence from animal studies that exposure to RF waves from cell phones might increase the risk of certain types of cancer. In rats and mice exposed to RF waves from cell phones, researchers have found an increased risk of brain tumors, leukemia, and tumors of the adrenal gland and salivary gland.

It’s important to remember that animal studies don’t always reflect what happens in humans. More research is needed before we can say for sure whether or not phone radiation increases cancer risk in humans.

How can I reduce my risk of cancer?

There is no definitive answer to this question, as the research is inconclusive. However, there are some steps you can take to reduce your risk of cancer, regardless of whether or not you use your phone in your bra.

-First, limit your overall exposure to cell phone radiation by using hands-free devices and avoiding calls in areas with poor reception.
-Second, avoid storing your phone in your bra or in any other area where it would be in close contact with your body for extended periods of time.
-Finally, consider using a hands-free device that keeps your phone at a distance from your body, such as an earpiece or headset.


Although the jury is still out on whether or not cell phone radiation causes cancer, we do know that it can have other negative health effects. If you’re concerned about your exposure to cell phone radiation, there are some simple steps you can take to reduce your risk.

For starters, you can use a hands-free device to limit your exposure to the radiation emitted by your phone. You can also keep your phone away from your body when you’re not using it, and avoid putting it in your bra or pocket. If you must carry your phone with you, consider using a purse or bag instead of keeping it close to your body.

You can also reduce your risk by limiting your use of cell phones and other wireless devices. If possible, limit your use of these devices to short calls, and avoid using them when the signal is weak. As always, be sure to follow all safety guidelines when using wireless devices.


There is no sure answer to this question. However, some studies have suggested that there may be a link between cell phone radiation and cancer. One study found that women who kept their phones in their bras had a higher risk of developing breast cancer. However, this study did not prove that cell phone radiation causes cancer. More research is needed to determine if there is a link between the two.

Further Reading

There is no scientific evidence to support the claim that putting your phone in your bra causes cancer. However, some health experts recommend taking precautions to avoid exposure to electromagnetic fields (EMFs), which are emitted by cell phones and other electronic devices.

EMF exposure has been linked to a variety of health concerns, including cancer, brain tumors, and sperm damage. Therefore, it is important to limit your exposure to EMFs by keeping your cell phone away from your body. If you must carry your phone in your bra, consider using a hands-free device or placing your phone in a bag or pocket.

About the Author

Dr. Mary Jane Minkin is a Clinical Professor of Obstetrics, Gynecology, and Reproductive Sciences at the Yale University School of Medicine. She is also a fellow of the American College of Obstetricians and Gynecologists. Dr. Minkin has been in private practice in New Haven, Connecticut since 1974.

Scroll to Top