Dr. Benjamin Jack, founder of Duration Health, shares crucial insights from his extensive medical background. He explains how to navigate healthcare during emergencies, differentiating between when to visit the ER or urgent care. The conversation covers recognizing stroke symptoms with the ACT FAST mnemonic and the importance of travel medical kits. Dr. Jack also emphasizes vaccinations, managing illnesses abroad, and the risks of local water while traveling, ensuring listeners are well-prepared for any medical situation on their journeys.