Why salt is bad. The amount of salt you eat has a direct effect on your blood pressure. Salt makes your body hold on to water. If you eat too much salt, the extra water stored in your body raises your blood pressure.So, the more salt you eat, the higher your blood pressure.The higher your blood pressure, the greater the strain on your heart, arteries, kidneys and brain.This can lead to heart attacks, strokes, dementia and kidney disease.alt makes your body hold on to water. If you eat too much salt, the extra water stored in your body raises your blood pressure. So, the more salt you eat, the higher your blood pressure.
Signs and symptoms of acute kidney failure may include: Decreased urine output, although occasionally urine output remains normal Fluid retention, causing swelling in your legs, ankles or feet
Symptoms of kidney disease. In the early stages of kidney disease, people can have no symptoms. In fact, some people have no symptoms until over 90 per cent of their kidney function has gone. This is unfortunate because early detection of kidney disease and treatment is the key to preventing kidney failure. pain in the kidney area.