What illness did Richard Baxter have?

Richard Baxter, a 17th-century English Puritan theologian, suffered from various health issues throughout his life, most notably a severe illness that began in 1665, which is often described as a prolonged and debilitating condition involving respiratory problems and intense pain. His ailments significantly impacted his ability to work and led to periods of deep suffering. Despite his health struggles, Baxter continued to write and preach, producing influential theological works.