Not true. It is more important to go to bed at the same time and wake up at the same time everyday. Not everyone needs eight hours. In fact, if I get eight hours sleep I usually feel tired and groggy for the entire day.
Many drugs affect the release, arrest and efficacy of serotonin, including antidepressants, psychedelic hallucinogens, synthetic opiates, dissociatives, drugs for treating migraines, antihistamines, and stimulants such as MDMA.
Serotonin impacts every part of your body, from your emotions to your motor skills. Serotonin is considered a natural mood stabilizer and the chemical that helps sleeping, eating, and digesting. Serotonin also helps reduce depression, regulate anxiety, heal wounds, stimulate nausea, and maintain bone health.