The American medical association, dimly lit at night is bad for human health

dark environment will become fat, still can make breast cancer metastasis. The proof of the American medical association, dimly lit at night is not conducive to human health. The study of the details in a few days ago in the United States at the endocrine society's annual conference in New Orleans.

the study found that the circulation, dimly lit at night can cause may increase the risk of breast cancer metastasis to the bone, also can destroy the sleep produces melatonin, disturb the ovaries to work properly, and is likely to lead to weight gain.