According to a recent study patients suffering from severe psoriasis a common skin disease are likely to have uncontrolled hypertension. Individuals are said to have uncontrolled BP if the blood pressure reading is more than 140/90 mm Hg. Further findings indicated a positive correlation between uncontrolled hypertension and psoriasis meaning the likelihood of uncontrolled hypertension increases with greater psoriasis severity. (Read: Natural alternatives for high blood pressure medication) The patients with the highest risk of having uncontrolled blood pressure are those with moderate to severe psoriasis which is defined as having at least three percent of one's body surface affected