Historical artwork of the link between astrology and medicine, showing how early physicians associated the body with certain signs of the zodiac. Aries rules the head, Taurus rules the throat, Gemini rules the lungs, hands and nervous system, Cancer rules the breast and the stomach, Leo rules the heart, Virgo rules the upper intestine, Libra rules the kidneys, Scorpio rules the lower intestine and reproductive organs, Sagittarius rules the thighs, Capricorn rules the knees, Aquarius rules the lower limbs, Pisces rules the feet.