Low blood pressure (hypotension) Low blood pressure Low blood pressure MedlinePlus: Hypotension (Hipotensión) Medline Plus Low blood pressure Low blood pressure (hypotension) hypotension hypotension Low blood pressure Low blood pressure Low blood pressure http://www.nlm.nih.gov/medlineplus/ency/article/007278.htm explains the National Institutes for Health US National Libray of Medicine (NLM)