My younger sister is missing school because of tonsillitis.

I went to the doctor because of sinusitis.

My father was diagnosed with uveitis.

He was hospitalized due to meningitis.

We should always remember the power of Kannon in difficult times.

My father was diagnosed with ankylosing spondylitis.

My grandfather contracted poliomyelitis when he was young.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.