Exhaustion is an overwhelming sense of fatigue and weakness. Everybody has experienced such a condition in his everyday life after a serious, hard work and lack of sleep. Usually fatigue passes after good rest and sleep. If symptoms persist, it means that the body sends signals indicating sickness.
According to World Health Organization (WHO), in 2008, 7.6 million people died from cancer, representing 13% of all deaths occurring in the world that year. On a global scale, there are presently 24.6 million cases of cancer and around 10.9 million new cases are registered each year.
An organism’s life is possible only with through continuous supply of nutrients, oxygen and water from the external environment into the tissues, and with the elimination of products derived from these substances. It is precisely the cardiovascular system that allows transporting the nutrients throughout the whole body, with the help of constant blood circulation.
Cardiovascular diseases are a group of diseases that are responsible for ending a huge number of lives each day across the world. Coronary heart disease, myocardial infarctions and strokes are the most common and dangerous diseases that increase the mortality rate.
Thousands of people die from sudden cardiac arrest each year. Many of them could have lived longer, if only those around them would have had some basic first-aid skills.
The chances of saving a dying person are few. With every minute of inactivity, the chance of survival from sudden cardiac arrest is reduced by 7-10%. Only 10 minutes are available for anyone trying to save a person’s life before death occurs.