MONDAY, March 8, 2021 (HealthDay News) — Tobacco exposure is associated with elevated blood pressure in U.S. children and adolescents, according to a study published online Feb. 23 in JAMA Network Open. Rebecca V. Levy, B.M., B.Ch., from Montefiore Medical Center in New York City, and colleagues used data from the 2007 to 2016 U.S....