Yes, Your Smartphone Is Keeping You From Sleeping — and Not Just Because You're Scrolling A new study found that the blue light used by your smartphone is disrupting your melatonin levels ...

No supplement is going to dramatically improve your sleep, but some may offer modest benefits with minimal side effects.

How long does melatonin take to work? Melatonin should be taken about two to four hours before your desired sleeping time, said Dr. Hal Alpert, a telemedicine consultant at Blue Sleep.

How much melatonin should I take? “A general rule of thumb is when you're taking melatonin, start low and go slow,” said Alpert. “A starting dose can be as low as 0.1 to 0.3 milligrams and ...

The researchers found that exposure to HC-LEDs increased the participants’ nighttime melatonin levels by 12.2% and reduced daytime melatonin by 21.9% compared to c-LED exposure.

Sleep is essential to our health, yet millions of adults in the U.S. struggle with poor sleep quality or insomnia. Getting adequate sleep helps people be their ultimate best and cope with ...

Blue light is also produced inside smartphones and tablets. But Sánchez de Miguel cautions that the study looked only at blue light from outdoor LEDs, not smartphones or tablets.

Blue light affects your circadian rhythm since it blocks the production of melatonin (the sleepy hormone). At first glance, the screens on our electronic devices may not seem blue, but they do ...