Pilgrims believed that relics could "heal body and soul".
A relic typically comprises of the physical remains of a holy person or the belongings of the holy person or revered individual saved for reasons for adoration as a substantial remembrance. For example in the ancient history the body of the incredible Eurystheus was expected to shield Athens from adversary assault. Or in this case Pilgrims believed it as a source of healing power for their body and soul.