Top 10 Most Common Diseases in The World

Health is the most vital aspect for everyone’s lives but some time due to some issues we can’t take care of our health. The percentage of Death in the world from common diseases is also increasing every day and that’s why many National and International Health Organizations are also spreading awareness in the people to avoid common diseases. Facing any kind of disease is one of the drastic situations for you but you must know about some Top 10 Most Common Diseases in the World. Generally, these diseases do not refer to any kind of age group, gender, and special symptoms people. These are common and that’s why it can become the cause of poor health for any person anytime. What are these? Take a look at these by one.

1. Malaria:

The main reason why Malaria has become an ordinary disease in the world is spreading according to the tropical and subtropical climates. According to the recent survey, this disease affects more than 500 Million People Every Year. On the other hand, when we talk about the Death Ratio of this disease we can say that it is around 0.5%.

This is a kind of infection and as a result, it is the second most common infectious disease in humans in the world. Every Year, around 1 people died due to the cause of this disease.

Symptoms of Malaria: 

  • High Fever and Shaking Chills That Also Range from Moderate to Severe
  • High Fever & Headache
  • Nausea & Vomiting
  • Profuse Sweating
  • Vomiting & Abdominal Pain
  • Diarrhea

2. Heart Disease:

Unlike other diseases, Heart Disease Percentage is increasing with the boom rate in the world. Not only old age people but also young & adults are also affecting with this disease. This is the reason, that Heart Diseases has become Major Cause of Death in the world.

The region-wise data of the world may also surprise you because of the big impact of this major disease seen in the European and American Countries. Some experts also believe that this disease increase due to the changing lifestyle and eating habits of the people in the world. Obesity & Diabetes are also a big reason for Heart Disease Symptoms in a person.

Symptoms of Heart Disease:

  1. Tightness in Chest & Pain in Chest
  2. Not Breathe Properly
  3. Coldness In Arms & Legs
  4. Jaw Throat and Pain in Neck

3. Tuberculosis:

One of the major diseases caused by Bacteria that create difficulty for the people in the world is Tuberculosis. If a person lugs affected by a Particular Bacteria (it also enhance chest pain and worst cough) then it is known as the Tuberculosis. Tuberculosis is also known as TB. According to the data, TB is the Second-Most Global Killer Bacteria Infection in the World.

Symptoms of Tuberculosis:

  • Coughing Problem from Two to Three Work
  • Blood Coughing
  • Pain in Muscles and Chest As Well
  • Not Able to Breathe Properly
  • Suddenly Weakness and Weight Loss
  • Fatigue & Fever
  • Coughing that lasts three or more weeks.
  • Night Sweats

4. Dengue:

Do you know about the dangerous disease caused by Mosquitoes? Dengue affects more than 50 People easy year in the world and the most affected region of the world due to this disease is Asian and African Countries.

Symptoms of Dengue

  • Common Headache
  • Joint Pain & Anxiety
  • Muscles Pain
  • High Fever
  • Cold

5. Stroke:

Stroke is also one of the ordinary diseases in the world. Due to the blockage or leaked Artery in Brain People face the problem of Stroke. With this disease, Brain Cells of a Person Starting Destroying within Minutes. This health concern also creates the problem of confusion and long-term disability in a person.

Symptoms of Stroke: 

  • Sudden Changes in Face, Arms & Legs due to Weakness
  • Not Able to Understand the Things Quickly
  • Facing Difficulty in Communication & Speaking
  • Facing Difficulty in Walking, Maintaining Balance, and Dizziness

6. Hepatitis C:

On the 6th Position in the List of Most Common Diseases in the World, We Put Hepatitis C because it is like a Chronic Pain and Not Acute Condition. Every Year, 3.5 to 4.5 Million New Cases Introduces Every Year in the World of Hepatitis C. One of the big factors about this disease, is it leads the major health concerns like Liver Cancer and Cirrhosis of the Liver. 

Symptoms of Hepatitis C: 

  • Jaundice
  • Fatigue
  • Nausea
  • Fever
  • Muscles Aches

7. Diabetes:

We can’t forget the name of Diabetes in the list of Ordinary Disease in the world because millions number of people is facing this problem at that time. Diabetes also has different types and in type 1, the pancreas not able to produce insulin in the body of a person. The main reasons for diabetes are overeating, bad eating habits, and an unbalanced diet, Obesity, and Lack of Exercise as well. Every Year, Million People Dies due to Diabetes Disease.

  • Increased Thirst
  • Higher Hunger Situation
  • Sudden Weight Loss
  • Frequent Urination
  • Fatigue
  • Irritability

8. Alzheimer’s

Alzheimer’s or Dementia has become the reason for millions of deaths every year. The disease is related to the loss of memory or brain cells of a person not works. Alzheimer’s is mainly destroyed the memory power of a person and also affects normal mental functions. With this disease, a person can’t able to comprehend and analyze things properly because the reasoning level of a person is going at a slower pace.

Symptoms of Alzheimer’s:

  • Memory Loss
  • Not Able to Keep the Things in Mind
  • Lack of Reasoning Ability in Mind
  • Headache
  • Confusion
  • Forget About Things Place

9. Lower Respiratory Infections:

This is a kind of Infection in the Lungs and Airways. The infection can be caused by influenza, or the flu, pneumonia, bronchitis, and tuberculosis. Bacteria are the major reason for Lower Respiratory Infections and a person may also face the situation of coughing, breathlessness, wheezing and pain in the chest.

Symptoms of Lower Respiratory Infections:

  • Stuffed up or a Runny Nose
  • Dry cough
  • Low fever
  • Mild Sore Throat
  • Dull Headache


Last but not least in the Catalogue of Major Disease in the World is Diarrhea. Yes, if a person passes four or more loose stools in a single day then it may also cause Diarrhea. In this situation, the reduction of Water and Salt from the body of a person is taking place and it will also become the reason for the death of a person. Poor Sanitary Conditions are also the reason for Diarrhea.  

Symptoms of Diarrhea: 

  • Loose, watery stools
  • Blood in the stool
  • Nausea
  • Abdominal cramps
  • Abdominal pain
  • Bloating
  • Fever
  • Mucus in the stool

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