Phlegm: Your Respiratory System’s Unsung Hero—and 8 Simple Ways to Clear Excess Mucus
The Unsung Hero of Your Respiratory System: Phlegm Phlegm may not be a glamorous topic, but it plays an essential role in protecting your health. This sticky, slippery substance traps irritants such as dust, bacteria, and allergens, serving as a frontline defense for your respiratory system. Surprisingly, your body produces about one liter of phlegm…