For example, right now, there is no evidence to back the claims that antiperspirants, underwire bras, and wearing a bra at night are causes of breast cancer.
The bottom line: well-designed studies have not convinced experts that wearing bras or underwire bras increase your chances of developing breast cancer.
There are no well-designed research studies that demonstrate that wearing a bra causes breast cancer. The single epidemiological study that investigated the.
Despite all of the studies on this topic, the causes that lead to breast cancer are not yet fully understood. Some unknown triggers exist that lead some women to.
The idea that bras were connected with an increase in breast cancer was first In conducting their own research with 5,000 women between 1991 and 1993.