Time-released melatonin doesn't fix jet lag-it can make it worse. Learn why immediate-release melatonin, timed correctly with light exposure, is the only proven way to reset your body clock after long flights.
Unisom (diphenhydramine) helps you fall asleep but doesn't improve sleep quality. Learn how melatonin, valerian, and CBT-I compare as safer, more effective alternatives for long-term insomnia relief.