The physical toll of the atomic bombings on Yamaguchi was immense. He suffered from severe burns and radiation sickness, enduring debilitating symptoms such as nausea, hair loss, and organ damage. However, Yamaguchi's resilience and determination to survive fueled his recovery. Through extensive medical care and an unwavering will to live, he slowly regained his health, although he continued to grapple with the long-term effects of radiation exposure throughout his life.