Appendicitis is a result of inflammation in the appendix; appendix is a small closed ended tube which is attached to the first part of colon. Appendicitis usually occurs when the opening of the appendix into the colon is blocked. The blockage occurs when the opening is filled with mucus or when stool passing into rectum enters appendix and becomes rock hard causing inflammation.

Chocolate was once proven good for health as it contains many useful anti-oxidants and is also shown to be good for cardiac functioning. In the latest study conducted regarding health benefits of chocolate, it is proven that it can also help in maintaining lower body mass index (BMI).

When veins in the legs fail to return blood properly to the heart, then one might be suffering from a condition called varicose veins. In this condition, veins tend to return the deoxygenated blood to the heart; the valves in the veins help the blood flow upwards towards the heart, when these valves do not function properly or if a person has weak valves in the veins, he/she might develop this condition.

Anorexia nervosa is an eating disorder that affects the eating habits of an individual. An individual suffering from this disorder tends to avoid taking in food as they think that eating would increase their body weight. They also tend to over exercise in order to maintain their weight as they have a negative body image. 
 

Influenza is a contagious flu that affects the respiratory system. It usually starts with fever, weakness, cold sweat and cough and these symptoms lasts up to three days. Once the fever reduces the sufferer might experience severe weakness and suffer from low body temperature for some time and other complications might arise due to this condition. Complications such as bronchitis, pneumonia, inflamed eyes, etc, might arise due to this condition and in extreme case