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Leading cause of death worldwide today

 

Global Situation of Non-Infectious Diseases

• NCDs (Noncommunicable Diseases) cause about 70–75% of all deaths globally
• Around 40+ million people die each year from these diseases
• Most deaths occur in low- and middle-income countries (like Bangladesh)

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Most Common Non-Infectious Diseases Worldwide

1. Cardiovascular Diseases (Top Cause)

Includes:

• Heart Disease 
• Stroke
• Responsible for nearly half of all NCD deaths

Main causes: unhealthy diet, smoking, lack of exercise

2. Cancer

• Example types:
• Lung Cancer
• Breast Cancer
• Causes millions of deaths each year

Risk factors: tobacco, pollution, genetics

3. Chronic Respiratory Diseases

• Includes:
• Chronic Obstructive Pulmonary Disease
• Asthma

Often caused by air pollution and smoking

4. Diabetes

• Diabetes affects blood sugar control
• Rapidly increasing worldwide

 Linked to obesity, poor diet, and inactivity

Key Trends

• Increasing rapidly due to modern lifestyle
• Affecting people at younger ages than before
• Urbanization and fast food are major contributors
• Smoking and alcohol increase risks significantly

Situation in Developing Countries

Countries like Bangladesh face:

• Limited healthcare access
• Late diagnosis
• High treatment costs

 This makes NCDs more dangerous and deadly

Conclusion

The most common non-infectious diseases globally are:

• Cardiovascular diseases
• Cancer
• Respiratory diseases
• Diabetes