Headaches and health

"Don't ignore that headache" (Magazine, November 27) provides valuable information dealing with the various types of headaches, their causes and their impact on health. Normally, headaches, whether simple or severe, are not considered diseases proper.

S. Bakthavathsalan, Chennai

Readers can send their feedback about the Magazine and Literary Review to Magazine/Literary Review, The Hindu, 859-860, Anna Salai, Chennai - 600 002.