Everyone loves a sweet treat every now and then, but new research shows that an abnormally strong sweet tooth in children may be a precursor to alcoholism.
Video: Jared Dienst, along with parents and NBC's chief medical editor, Nancy Snyderman, speak with TODAY's Matt Lauer about the difficulties of diagnosing a child who is suffering from a stroke.
Video: Inspired by her recent assignment in devastated Haiti, NBC's chief medical editor Dr. Nancy Snyderman explains the power of simplicity to TODAY's Matt Lauer.