Secondary hypertension can occur as a result of drugs or biologics, disease states, or other causes. Systolic and diastolic readings demarcate 3 stages of hypertension (Table 1). People with prehypertension, a stage added in 2003, have double the risk for developing hypertension.
1 Of her 2 million Instagram followers, 88.7% are female and 81.9% are single, with an average age of 19.3 years. Strongest brand affiliations within her audience include Sephora, Forever 21, Benefit Cosmetics and Victoriaâs Secret.  The SoulCycle fitness chain shares photos of its customers on Instagram.
The minimum age to open an account on Facebook, Twitter, Instagram, Pinterest, Tumblr, Kik, and Snapchat is 13. For Vine, Tinder and Yik Yak it's 17. YouTube requires account holders to be 18, but a 13-year-old can sign up with a parent's permission. Despite these clearly stated and published age restrictions, large and growing numbers of children 12 and under are using social media networks, often with their parent's knowledge and consent.