Motivation to Swim Deeper. The challenge of overcoming fear of deep water can be one motivating factor for venturing out over your head, but other attractions include the desire to explore a new environment and the sheer pleasure of freedom from gravity experienced when swimming in deep water.
Over time, symptoms like hypertension or varicose veins may develop as the circulatory system becomes damaged. Individuals may become short of breath, develop fluid in their lung, suffer from water retention or have a heart attack. Heart disease can cause numerous symptoms and other medical conditions.
1 Heart failure. 2  When the heart is unable to maintain adequate blood flow throughout the circulatory system, the excess fluid pressure within the blood vessels can cause shifts into the interstitial spaces. 3  Left-sided heart failure can cause pulmonary edema, as fluid shifts into the lungs.