Phlegm — better out than in?

Delving into the purpose and impact of phlegm in lung health, the podcast explores the significance of coughing up phlegm in disease prevention and historical medical traditions. It also discusses the historical role of phlegm in ancient medicine, its influence on humor balance, and addresses listeners' queries about coughing up phlegm. Additionally, the podcast explores the intriguing world of 'short sleepers' who can function on minimal sleep.