Ann Intern Med 2010;152(3):14451
USPS Marketing Mail with two-way indicia should not be forwarded, and must not be endorsed Address Service Requested or Forwarding Service Requested. Exhibit 6.5.4 Outgoing and Return Two-Way Indicia Examples 7.0 RESERVED 8.0 Hazardous, Restricted, and Perishable Mail 8.1 General Effective July 7, 2014, all content applicable to hazardous, restricted, or perishable mail was removed and incorporated into Publication 52, Hazardous, Restricted, and Perishable Mail
Results of a randomised trial of smoking cessation using mobile phone text messaging
In posing health risks on the bodys cardiovascular system, smoking: Causes immediate and long-term increases in blood pressure Causes immediate and long-term increases in heart rate Reduces cardiac output and coronary blood flow Reduces the amount of oxygen that reaches the bodys tissues Changes the properties of blood vessels and blood cells, allowing cholesterol and other fatty substances to build up Contributes to an increased risk for blood clot formation Damages blood vessels Doubles the risk for ischemic stroke (reduced blood flow to the brain) Smoking has also been linked to depression and psychological distress
