In the short term it is regulated by baroreceptors which act via the brain to influence nervous and endocrine systems. Blood pressure that is low due to a disease state is called hypotension, and pressure that is consistently high is hypertension. Both have many causes and may be of sudden onset or of long duration. Long term hypertension is a risk factor for many diseases, including heart disease, stroke and kidney failure.
Decrease your sodium intake. An excessive amount of salt in the body will absorb water and cause you to retain water. Consequently, to avoid water retention, moderate the amount of sodium you eat on a daily basis. Many processed foods are high in sodium, and will cause you to exceed your daily recommended sodium intake.
Water retention occurs when excess fluids build up inside the body. It is also known as fluid retention or edema. Water retention occurs in the circulatory system or within tissues and cavities. It can cause swelling in the hands, feet, ankles and legs. There are several reasons why it happens, many of which are not serious. Some women experience water retention during pregnancy or before their monthly period.