migraine
See cephalea.
minority disease
See rare disease.
mole
A mole is a round, dark brown spot, that looks like a dot on your skin.
molluscum
A molluscum is a very small, soft, round pimple that grows on the skin. We typically see it in our feet, neck, legs and arms.
mucus
Mucus is a thick, sticky, liquid substance that comes out of every person’s nose.