Trending Heatwave Hydration Tips: for Managing Stress with High Blood Pressure and Cholesterol During heatwaves, individuals with high blood pressure and cholesterol face increased risks of heart attacks and strokes due to the extra stress on the heart. Proper hydration, consuming 4-6 liters of water daily, is crucial to maintain blood volume and prevent dehydration. Avoid sugary, caffeinated, and alcoholic beverages, and consult healthcare providers for personalized advice, especially if on heart medications. Hydration High blood pressure cholesterol heatwave 539 views . 5 min read