My aphthous ulcer hurts so much that I can't eat.

He was diagnosed with iritis.

My eyes have become infected with conjunctivitis.

He was hospitalized due to pleurisy.

My mother is going to the ophthalmologist because of keratitis.

My grandmother has been suffering from arthritis for many years.

When I went to the dentist, I was diagnosed with the early symptoms of gingivitis.

According to ancient myths, the Flame Emperor was said to be a god with the power to control fire.

In Chinese mythology, the Yan Emperor is said to have greatly contributed to the development of agriculture and medicine.

My younger sister is missing school because of tonsillitis.