Intestate - person who has not created a will, or who does not have a valid will at the time of death. Legacy - testamentary gift of personal property, traditionally of money. Note: historically, a legacy has referred to either a gift of real property or personal property.
Melatonin â A signal of darkness and marker for circadian rhythms. Melatonin is a naturally occurring hormone that is key to sleep and the sleep-wake cycle in humans and animals. In the body, melatonin is produced by the pineal gland in the brain when night falls.
Sleep researchers believe that infant sleeping patterns is a âsmarterâ way to sleep than typical adult sleeping. They theorize that light sleep helps the brain develop because the brain doesnât rest during REM sleep. In fact, blood flow to the brain nearly doubles during REM sleep.