When we think of the deadliest diseases in the world, our mind probably jumps to the fast-acting, incurable ones. But the true fact is that, many of these types of diseases don’t rank in the top 10 causes of worldwide deaths. An estimate of 56.4 million people passed away worldwide in the year 2015 and 68 percent of them were due to diseases that progressed slowly. So, the top 10 diseases causing deaths worldwide, according to the World Health Organization (WHO) are:
- CORONARY ARTERY DISEASE (CAD)
The deadliest disease in the world is coronary artery disease, which is commonly known as ischemic heart disease. It occurs when the blood vessels that supply blood to the heart become narrowed. If this disease is left untreated it can lead to chest pain, heart failure and arrhythmias.
IMPACT OF CORONARY ARTERY DISEASE ACROSS THE WORLD
This disease is still the leading cause of death, mortality rates have declined in many European countries and in the United States. This decrease is due to better public health education, access to healthcare and forms of prevention. However, in many developing nations, mortality rates of CAD is rising day by day. It’s estimated that every 40 seconds someone dies in U.S.A due to this diseases. Around 15.5% deaths worldwide are due to this disease.
RISK FACTORS OF CAD INCLUDES:
- High blood pressure
- High cholesterol
- Someone having in family
- Exercising regularly and stay fit
- Maintaining yourself and a healthy weight
- Eating well balanced diet that’s low in sodium and high in fruits and vegetables
- Avoiding smoking and stay away from pollution
- Drinking only in moderation
It occurs when an artery in your brain is blocked. This causes the oxygen-deprived brain cells to begin dying within minutes which can cause death sometimes. During a stroke, you feel sudden confusion or have trouble walking and seeing. If left untreated it can cause long-term disability. People who receive treatment within 3 hours are less likely to have disabilities. Around 11.1% people die due to stokes worldwide.
RISK FACTORS OF STROKE
- High blood pressure
- Family history
- Smoking, especially when combined with oral contraceptives
- If you are African-American
- Being female
- Controlling high blood pressure
- Maintain a healthy lifestyle
- Regular exercise
- Healthy diet
- Avoid smoking
- LOWER RESPIRATORY INFECTIONS
A lower respiratory infection is an infection in your lungs. It can be due to influenza or the flu, pneumonia, bronchitis, tuberculosis and some viruses. The main symptom of a lower respiratory infection is Coughing. If it is left Untreated lower respiratory infections can lead to breathing failure and death. Around 5.7% people died worldwide due to this disease.
- Air pollution or poor air quality
- Weak immune system
- Get the flu shot every year
- People having pneumonia can get a vaccine
- Wash your hands soap and water to avoid bacteria
- Stay at home and rest
- CHRONIC OBSTRUCTIVE PULMONARY DISEASE(COPD)
It is also a lungs disease that lasts for a long-term that makes breathing difficult. There are two types of COPD, which are chronic bronchitis and emphysema. Around 5.6% people died worldwide due to this disease.
- Smoking or second hand smoke
- Lung irritants like chemical fumes
- Someone in family with the AATD gene being linked to COPD
- There’s no cure for COPD but can slowed by medication
- Stop smoking
- Avoid secondhand smoke
- TRACHEA, BRONCHUS, AND LUNG CANCERS
Cancers of the trachea, larynx, bronchus and lungs are all respiratory cancers. The main causes are smoking and environmental toxins/ Pollution.
IMPACT OF RESPIRATORY CANCERS AROUND THE WORLD
Reports justify that respiratory cancer accounts for about 4 million deaths annually. In developing countries, 81 to 100 percent increase in respiratory cancers due to pollution and smoking. Many Asian countries, especially India, still use coal and wood for cooking. Solid fuel emissions effects 17 percent of lung cancer deaths in men and 22 percent in women. Around 3% people died worldwide due to this disease.
- Smoking or tobacco use
- Diesel fumes
- Stop smoking and avoid use of tobacco
- DIABETES MELLITUS
Diabetes is a disease that affect insulin production and use. There are two types of diabetes. In type 1 diabetes, the pancreas can’t produce insulin and cause isn’t known. In type 2 diabetes, the pancreas doesn’t produce enough insulin and that insulin can’t be used effectively and the cause of type 2 diabetes is known which includes poor diet, lack of exercise and overweight.
IMPACT OF DIABETES AROUND THE WORLD
People in low to middle income countries or you can say poor or developing countries are more likely to die of complications from diabetes. Around 2.8% people died worldwide due to this disease.
- Over weight
- High blood pressure(BP)
- Older age
- Not exercising regularly
- An unhealthy diet
- Diabetes isn’t always preventable, you can control
- Exercising regularly
- Good nutrition
- Adding more fiber to your diet
- ALZHEIMER’S DISEASE AND OTHER DEMENTIAS
When you think of Alzheimer’s disease, you might think of a loss of memory, but you might not think of a loss of life. It affects our brain and makes it weak and we lose our power of thinking, reasoning and typical behavior. The common type of dementia is Alzheimer’s disease. This disease starts off by causing mild memory problems, difficulty recalling information and slips in recollection. With time, however, the disease progresses and you may not have memory of large periods of time. Around 2.7% people died worldwide due to this disease.
- Being older
- Inheriting genes for the disease
- Down syndrome
- Unhealthy lifestyle
- Having head trauma earlier
- No currently way to prevent Alzheimer but can be slowed down
- Healthy diet, eat fruits and vegetables
- Intake low saturated fats food
- Lean fish
- DEHYDRATION DUE TO DIARRHEAL DISEASES
Diarrhea is also called loose motions i.e when you pass three or more loose stools in a day. Diarrhea causes dehydration, which can lead to death and dehydration is caused when body loses salt and water. It is usually caused by an intestinal virus or bacteria transmitted through contaminated water or food. More in developing nations with poor sanitary conditions.
IMPACT OF DIARRHEAL DISEASES AROUND THE WORLD
It is the second top cause of death in children younger than 5 years. Around 760,000 children die from diarrheal diseases each year and about 2.5% people died worldwide due to this disease.
- Poor sanitary
- Dirty water
- Weak immune system
- Digestion problem
- Good hygiene
- Good hand wash
- Healthy diet
- Water quality
TB is a lung condition caused called Mycobacterium tuberculosis. We can have TB in spine, brain and lungs. It’s a treatable disease. The cases of TB have fallen in last ten years. The goal is to end TB by the year 2030. About 2.4% people died worldwide due to this very disease.
- Lower body weight
- Get Bacillus Calmette-Guerin (BCG) vaccine.
- Start with medicine
Cirrhosis is a liver disease, it is a long term scarring and damage to liver. The damage may be due to kidney diseases or it can be caused by conditions like hepatitis and chronic alcoholism. About 2.1% people died worldwide due to this disease.
- Drinking excess of Alcohol
- Fat accumulation around liver
- Chronic viral hepatitis
- Avoid alcohol
- Eat fruits and green vegetables
- Eat food with low sugar and fat