Effect of Omega3 on Hot flash

INTERVENTION: Intervention 1: Omega3 Capsules, 1mg, daily, for two months. Intervention 2: Placebo cap, 1mg, daily, for two months. Omega3 Capsules, 1mg, daily, for two months Placebo cap, 1mg, daily, for two months Treatment ‐ Drugs CONDITION: Person encountering health services in unspecified circumstances Vasomotor Disorders. ; Person encountering health services in unspecified circumstances PRIMARY OUTCOME: Hot flash and Night sweat. Timepoint: Two weeks before study and everyday during the study period. Method of measurement: Questionnaires, Dairy cards. SECONDARY OUTCOME: Kinds of food concumption and Food frequency. Timepoint: Before, at the middle, and after the intervention. Method of measurement: Food Frequency Questionairre. INCLUSION CRITERIA: Inclusion criteria : Iranian nationality, being literate, age 45‐60 years, post menopausal females (no periods for over 12 months), reporting at least two times hot flashes per day Exclusion criteria: Receiving hormone therapy , having any known diseases such as (diabetes, cardiovascular diseases, hypertension, thyroid diseases, liver diseases, blood diseases, cancer, reflux), consumption of drugs such as anticoagulants, sedatives, alfa‐adrenergic agonists such as clonidine, supplements such as soya, black cohosh, flaxeed, prime rose oil, or vitamin E, consumption of more than 2 servings of fish per weeks, hypersensitivity to fish or fish oil