Oxygen is the most critical element for human survival, and in scenarios where oxygen levels are compromised, having access to… Read More
Chronic Obstructive Pulmonary Disorder, known as COPD, is a term that includes both chronic bronchitis and emphysema. It is a… Read More
COPD, or chronic obstructive pulmonary disease is the third leading cause of death worldwide. According to WHO, about 65 million… Read More