Chronic obstructive pulmonary disease (COPD) is an inflammatory disease that affects the lungs by obstructing the airflow. Chronic bronchitis and emphysema are two conditions that play a big role in COPD and they both occur together usually. The main reason for COPD is smoking and the inhalation of other irritating gases.

Hepatitis C is a viral liver infection, leading to inflammation and chronic damage to the organ. The hepatitis C virus (HCV) is the causal organism of this disease. There are five stages of this infection- incubation period (time between the contact with the virus and the appearance of symptoms), acute hepatitis C (short-term illness lasting for six months), chronic hepatitis C (long-term infection), cirrhosis (scarring and severe inflammation of the liver), and liver cancer (malignancy in the liver).

Breast cancer is a type of cancer that develops in the breast cells and affects the lobules or the ducts of the breast. The gland which produces milk is the lobule and the pathways through which milk is brought from the glands to the nipple are the ducts. In some cases, the cancer also develops in the fatty tissues of the breast.

A condition identified by a dysfunctional or dead heart muscle segment, caused due to loss of blood supply is referred to as a heart attack. The supply of blood is commonly lost as a result of a blockage in an artery due to a blood clot. When the heart muscle is dead, there is an electrical instability of heart muscle tissue and the person suffers from severe pain in the chest.

Cancer of the lungs, as the name suggests, starts from the lungs. It is among the most common types of cancers suffered by people across the world. Smokers are at the highest risk of developing lung cancer. However, it can also affect people who haven’s smoked in their entire lives.

Back pain has been one of the most common causes of disabilities across the world. It is believed that most people will experience backache at least once in their lifetime. Thankfully, in most cases, some measures can be taken to fight back pain. If the back pain is mild and is not caused by a severe underlying condition, it can even be treated with the help of some home remedies.