According to this article, each sign is ruled by a certain body part.
Aries (March 21 - April 19)
Because Aries rules the head, we're talking about headaches, confusion and madness.
To ensure you don't make things worse, it's best for Aries to stay away from alcohol, which can lead to migraine.
The head also rules the sinuses, and many Aries find themselves with awful allergies. Make sure to eat organic foods if you can.
Taurus (April 20 - May 20)
This sign is ruled by the throat, neck and vocal chords. This means sore throats, swollen glands and thyroid conditions.
Best bet for you, is to hydrate and get plenty of water.
This sign can also tend to overeat. They adore food, but this can also mean grabbing fast food and neglecting healthy choices.
Not good, Taurus. Take time to design a proper diet so that you can keep that beautiful voice of yours.
Gemini (May 21 - June 20)
Gemini rules the arms, hands, lungs and nervous system. This sign must watch their stress levels.
For you Gemini is important to practice meditation that way you can manage your anxiety, plus breathing exercises are good for your vulnerable lungs.
Breathing correctly can heal your body and mind.
Its also good for you to eat calming foods like chocolate, berries, tea, salmon and asparagus. Those foods are known to work wonders with mood swings.
Cancer (June 21 - July 22)
Cancer is ruled by the chest and the stomach. This means take care of your torso. You can do this by exercising, and making your core strong. When your core is strong, all things become easier.
Avoid spicy foods and consider a vegetarian diet. Also, treat yourself to a cleanse every now and then.
Leo (July 23 - August 22)
Leos rule the heart, the back and the spine. Its important for you to take care of that amazing royal heart by exercising and stretching.
This sign will eat anything and you can pretty much get away with that as long as you stick with a workout plan.
Avoid high cholesterol meals and its important for you to sit up straight.
Visit the chiropractor every now and then to take care of that spine.
Virgo (August 23 - September 22) healthy choices
This sign is ruled by the digestive tract, the intestines and the spleen. Virgo suffers life long stomach aches and gastro-related illnesses.
Many Virgos have weight issues — either too thin from over exerting themselves, or too heavy due to overeating and not caring enough.
Virgos don’t like to be told what to do, so they must find that healthy balance on their own.
They’re rarely happy about their appearance but they do a great job of trying to change that.
Libra (September 23 - October 22)
Libras are ruled by the kidneys, skin, lower back and tush.
For Libras, acne is common, so are backaches and dry patches. So for you its important to hydrate! Drink plenty of fresh juices, teas and healthful smoothies.
If you want to look your best, that's going to depend on how much water you take in.
Water will bring in the good and take out the bad and that’s balance!
Scorpio (October 23 - November 21)
Scorpio is ruled by the sex organs and reproductive system. When things go bad, we're talking about yeast infections or pain during intercourse.
To chill out the stress that you put on your body as a highly sexual being, you want to eat plenty of delicious, nutritious fruit.
Fruits are best to take in vitamin C and antioxidants.
Avoid smoking cigarettes and drinking alcohol. Stick with the freshness of organic veggies and try to not overeat.
Sagittarius (November 22 - December 21)
Ruling the hips, thighs and liver. This means leg spasms and excess fat that can take your speed down.
Try to stick with a natural path for healing; avoid piling too many vitamins and supplements into that liver of yours.
Stay natural, Sagittarius… stick to veggies and fruits.
Capricorn (December 22 - January 19)
You are known as the go-getter and you give that skeleton of yours a work out. This sign is ruled by the skeleton and the joints.
Capricorn don’t abuse your hands, your knees, and watch out for arthritis. Avoid sugar and high salt content; less is best in this case.
Get plenty of exercise but don't compete. Once again, less is best with this sign as they are almost too motivated and can end up overdoing it.
Aquarius (January 20 - February 18)
Aquarius rules the blood and the ankles. This sign must stop with the salt habits and try to eat less meat.
Because your blood is the most vulnerable part of your body, you'll want to supplement that system with plenty of water and fresh juice.
You'll do good with temporary fasts, that will give you energy and a sense of power.
Also go on walks, but don't run. You need to be careful of your ankles.
Pisces (February 19 - March 10)
This is the sign of the swollen feet and bloated tummies. You are ruled by the feet and lymphatic(lymfatic) system, which means you retain water and swell up very easily.
Exercise will do you good because that lets air in your blood and allows you to process nutrients better.
Avoid snacking on surgary sweets and stick to your goals when you change your diet.