Homeostasis means keeping a constant internal environment. It is carried out around the whole body. Homeostasis reaches from every cell up to whole organs and systems.
Heart disease is the leading cause of death for both men and women in the US and also the leading cause of death worldwide. More than half of the deaths that occur as a result of heart disease are in men. Heart disease is the leading cause of death in the US with around 611,105 deaths each year. Heart disease is a term used to describe several conditions, many of which are related to plaque buildup in the walls of the arteries. Other types of heart problems include angina, arrhythmias and heart failure.
Cancer is one of the leading causes of morbidity and mortality worldwide, with approximately 14 million new cases in 20121. The number of new cases is expected to rise by about 70% over the next 2 decades. Cancer is the second leading cause of death globally, and was responsible for 8.8 million deaths in 2015. Globally, nearly 1 in 6 deaths is due to cancer. Approximately 70% of deaths from cancer occur in low- and middle-income countries.