Is Blue Light Bad For Your Health

Light at night is bad for your health and exposure to blue light emitted by electronics and energy efficient lightbulbs may be especially so.

Is blue light bad for your health.

Blue light does affect the body s circadian rhythm our natural wake and sleep cycle. A couple super bright incandescent bulbs will disrupt melatonin production similarly because while the spectrum has less in the blue range the intensity is much higher. In fact blue light is an essential part of our circadian rhythms as exposure during the morning and daylight hours provides an. How is blue light bad for health.

But too much blue light exposure late at night from your phone tablet or computer can make it harder to get to sleep. During the day blue light wakes us up and stimulates us. You may have heard that too much screen time in the evening is a bad for you and it s true the blue light emitted by devices like phones and tablets can disturb your sleep. Mariana figueiro phd light and health program director at the lighting research center in troy ny stresses that in addition to minimizing bright blue hued light especially from gadgets held.

At night light throws the body s biological clock the circadian rhythm out of whack. But blue light is not. But exposure to intense amounts of blue light may be harmful to the eyes. Since the eye is not good at blocking blue light nearly all visible blue light passes through the front of the eye cornea and lens and reaches the retina the cells that convert light for the brain to process into images.

Blue light benefits it s not all bad despite all of the buzz around blue light being a hazard it is important to remember that the health risks of blue light are very specific to overexposure during evening hours.