There is no formal definition of liberal arts college, but one American authority defines them as schools that emphasize undergraduate education and award at least half of their degrees in the liberal arts fields of study.. Other researchers have adopted similar definitions.
âMelatonin is an important regulator of brown adipose tissue in mammals, which burns calories by ramping up the bodyâs metabolism,â Fridlund said. In addition, human bodies naturally adjust melatonin production levels in response to changes in light.
Melatonin is naturally produced by our bodies, but caffeine, alcohol and tobacco use can all lower melatonin levels in the body. So can working the night shift or having poor vision. For some people, melatonin can help get their inherent rhythms get back on track.