The diseases , as well as health, are part of life and are a reality that we all have to face at some point in our lives.It seems that the great pandemics that affected human beings centuries ago have disappeared , but this is not the case, perhaps the plague, the Spanish flu or lethargic encephalitis do not affect us now, but other diseases wreak havoc on the We are going to know the 7 deadliest diseases according to the WHO.
The 7 most deadly diseases
1.Coronary artery disease or heart disease ischemic
It occurs when there is a narrowing of the blood vessels that lead blood to the heart. Every year they die around the world approximately 7'5 millions of people for this reason.It represents a little more than 13% of the deaths that occur in the world.This disease, along with other ca riopathies, are the leading cause of death in the world.
Both hypertension, smoking and high cholesterol contribute to increase the risk of suffering.A good diet, control weight and exercise regularly help to control the risk of developing it.
2.Stroke or cerebrovascular accident
The stroke can be ischemic or hemorrhagic The first involves the decrease in blood flow to the brain in a sharp way, and the second is a hemorrhage that is caused by the rupture of a cerebral vessel.According to the WHO almost 7 million people die every year For this reason.If it survives, in most cases, important sequelae remain. healthy habits , as in the case of coronary artery disease, help reduce the risks .

3.Chronic obstructive pulmonary disease (COPD)
More than 3 million people die each year due to COPD.It is one or airway construction that usually occurs more frequently in smokers.In most cases it is progressive and irreversible.Both chronic bronchitis and emphysema are types of COPD.of population in the world affected by COPD is very high, smoking is the main cause, but pollution also contributes among other reasons.

4.Acute respiratory infection (ARI)
It also causes about 3 million deaths per year .They are respiratory infections whose evolution is less than 15 days but which, if they become pneumonia, are responsible for a large number of deaths.the bronchitis would be e n this group.
5.Cancer of trachea, bronchial tubes and lungs
More than 1.5 million people die each year from this type of cancers that, when they do not have a genetic origin, are linked to smoking, the breathing of tobacco smoke even if you are not a smoker (passive smokers) or the exposure to environmental toxics .
6.HIV/AIDS
The human immunodeficiency virus attacks people's immune systems and can cause AIDS. AIDS becomes chronic and causes 1.5 million deaths a year in the world .In some parts of the planet, especially in Africa, a large number of people continue to be infected every day.

7.Diarrheal diseases
Diarrheal diseases cause the loss of water and sa les , that is, they cause dehydration .Each year and a million people die in the world because of their cause.The main affected are children under 5 years from Africa and South Asia: According to WHO, good hygiene measures , the improvement of water quality and early medical attention would reduce To a large extent these types of diseases.
The WHO warns that many of these diseases would reduce their mortality with healthier habits and improved hygiene and environmental conditions.
If you have been interested in this article, you may want to know more about 7 shocking rare diseases.
Image: Andy G
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