Reading at night with tablets and phones disrupts the process of relaxation during sleep and can cause the development of cancer. To such conclusion the American scientists in the course of the study. Data published in the journal PNAS.
Scientists have tracked for 12 volunteers, those who love to read at night with tablets and smartphones. It turned out the blue spectrum of the radiation from the screens provokes the failure of circadian rhythms person violates the synthesis of melatonin, the sleep hormone. Blue light, says Anna-Maria Chan, lead author of the study, it impedes the process of physiological sleep and does not give the body a full night's sleep after a session of reading.
In the reading "blue" screens cause stress and reduces the duration of the fast phase of sleep, reduces the quality of sleep in General. Scientists once again I draw the attention of society on the use of communication as a device for entertainment. You need to limit yourself and give your body a rest. Failure to do so may result in serious diseases, including cancer of the breast, prostate, and colorectal cancer.