Hypertension is a common risk factor for major chronic diseases such as cardiovascular disease, stroke, diabetes, and kidney disease. Fish oil containing omega-3 unsaturated fatty acids has been confirmed by many studies to be effective in lowering blood pressure. So is the effect of fish oil really as promising as claimed? Are there any people not suited to taking it?
A 2021 study published in the international journal The Lancet pointed out that the number of people suffering from high blood pressure globally has approximately doubled in the past 30 years.
According to the Hypertension Prevention and Learning Handbook (pdf) issued by the Health Promotion Administration, Taiwan Ministry of Health and Welfare, hypertension can be divided into four stages according to the level of blood pressure recorded. When either diastolic or systolic blood pressure exceeds the normal value, the person is considered to have high blood pressure….