The planets influence the fate of the man depending on the positions they occupy in the chart at the time of birth so much so with direct bearing on the health of the man. The different signs and the houses and their lords will cause diseases to the various parts of the body. Using the medical astrology, from the birth chart of the individual, the likely diseases and the timing can be reasonably predicted. Let us know which part of the body is affected by the various signs and the planets.

Aries : The sign Aries is connected with Head, Face,Facial bones, Brain and Blood Vessels of the brain.

Taurus: Throat, Gullet, Larynx, Cerebellum, Neck and Bones, Blood vessels and nerves connecting throat and neck etc. are governed by Taurus.

Gemini: Shoulders, Collar, Hands and the related bones, Lungs, breath, blood are ruled by Gemini.

Cancer: Cancer cares for Ribs, Chest,Breast,Stomach, Gastric and digestive system.

Leo: Spinal chord and Heart are overseen by Leo.

Virgo: Stomach,Bowels, Intestines and Abdomen are ruled by Virgo.

Libra: Waist, Novel chord,kidneys, Lumbar region and skin are ruled by Libra.

Scorpio: Urinary and sexual organs,Pelvic bones, Bladder, and anus are ruled by Scorpio.

Sagittarius : Hips, Arterial system, Nerves and Thighs are under the control of Sagittarius.

Capricorn : Knees, Hams, Joints, Bones are governed by Capricorn.

Aquarius: Legs,Blood circulation and ankles are in the jurisdiction of Aquarius.

Pisces : Lymphatic system, Feet and Toes are ruled by Pisces.

Aries, Leo, Sagittarius are the fire signs, Taurus, Virgo, Capricorn are earth signs; Gemini, Libra, Aquarius are air signs and Cancer, Scorpio Pisces are water signs. They influence along with the planets' nature in causing various diseases.

Planets

Sun causes diseases relating to Heart, Eyes, Blood circulation, Spinal chord related diseases, and weakness. Right eye in the case of males and left eye in the case of female.

Moon causes cold assimilative moist diseases, breast related diseases, Stomach, fluidic and Lymphatic systems, left eye in males, right eye in female.

Mercury causes diseases relating to digestive system, Lungs, Speech, mouth, Tongue, Hands,Epilepsy.

Venus is for diseases connected to throat, neck, cheeks, skin and reproductive organs.

Mars is connected with forehead, nose, muscles, male reproductive organs, piles, hemorrhage,injuries, burns, fevers, accidents, electrical shock etc.

Jupiter causes diseases of liver, diabetes, blood vessels, right ear, thigh, buttocks.

Saturn influences diseases relating to teeth, bones, knees, joints, chronic diseases and skin.

Uranus is responsible for diseases such as arteries, brain's nervous system, parts of spinal chord, sudden accidents and unknown diseases.

Neptune causes mental diseases, epilepsy, lunacy, food poisoning, drug addictions, conjunctivitis, drowning, delusions, insomnia, infectious and contagious diseases.

Pluto causes congenital diseases, venereal diseases and accidents.

From Lagna sixth,eighth and twelfth houses are connected with ill health, hospitalizations and death. If these houses or their lords are afflicted by the other planets, the diseases above mentioned are likely to be affected.