Low blood pressure (hypotension) commonly manifests with symptoms such as a fainting sensation, blurred vision (or darkened vision), dizziness, and sweating. The severity and presentation of these symptoms can vary depending on the underlying causes, the speed of onset, and the triggering factors of hypotension. Common symptoms of low blood pressure include: Dizziness, blurred vision, fainting or feeling faint, nausea, a general feeling of malaise, sweating, rapid breathing, difficulty concentrating. While age-related drops in blood pressure are considered normal, sudden and rapid drops in blood pressure may indicate insufficient blood flow to certain parts of the body and should be carefully evaluated.