The most dangerous diseases in the world

Lower respiratory tract inflammatory disease

Lower respiratory tract infection is an infection of the bronchial tubes and lungs and is one of the 10 most dangerous diseases in the world. It could be due to:

flu
Pneumonia
Bronchitis
tuberculosis
Viruses usually cause lower respiratory tract infections. It can also be caused by bacteria. Cough is the main symptom of a lower respiratory tract infection. You may also feel short of breath, wheezing, and a feeling of tightness in your chest. Untreated lower respiratory infections can lead to respiratory failure and death.

Risk factors for lower respiratory tract infections include:

flu
Poor air quality or frequent exposure to lung irritants
Smoking
Weak immune system
Crowded childcare settings, mainly affecting infants
HIV
preventive measures:

One of the best preventative measures you can take against lower respiratory infections (10 most dangerous diseases in the world) is to get the flu vaccine every year. People at risk of pneumonia can also get the vaccine. Wash your hands regularly with soap and water to avoid transmitted bacteria, especially before touching your face and before eating. Stay home and rest until you feel better if you have a respiratory infection, because rest improves recovery.

Chronic obstructive pulmonary disease

Chronic obstructive pulmonary disease (COPD) is a long-term, progressive lung disease that makes breathing difficult. Chronic bronchitis and emphysema are types of COPD. In 2004, about 64 million people around the world were living with COPD, so this disease is considered among the 10 most dangerous diseases in the world.

Risk factors for COPD include:

Smoking
Lung irritants such as chemical fumes
Family history, with the AATD gene linked to COPD
History of respiratory infections as a child

Cancer of the trachea, bronchus and lung

Respiratory system cancers include cancers of the trachea, larynx, bronchi, and lungs, and are among the 10 most dangerous diseases. The main causes are smoking, passive smoking, and environmental toxins. But household pollutants such as fuel and mold also contribute.