Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role ...

Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth. (Michael Greger)

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Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.

Michael Greger Quotes: Most of us know that the hormone melatonin helps regulate our sleep. But it also seems to play another role - suppressing cancer growth.