COMPARISON BETWEEN MAGNESIUM SUPPLEMENT AND IBUPROFEN AS TREATMENTS OF PRIMARY DYSMENORRHEA AND DIETARY INTAKE OF SCHOOL GOING GIRLS IN MACHAKOS, KENYA: RANDOMIZED TRIAL GOGI JULIE (B.ED HOMESCIENCE AND TECHNOLOGY) H60 / 10303 / 2008 A RESEARCH THESIS SUBMITTED IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE AWARD OF THE DEGREE OF MASTER OF SCIENCE (FOODS, NUTRITION AND DIETETICS) IN THE SCHOOL OF APPLIED HUMAN SCIENCES OF KENYATTA UNIVERSITY. SEPTEMBER, 2013