For example, many heart attack patients have undergone thrombolysis, a procedure that involves injecting a clot-dissolving agent to restore blood flow in a coronary artery (View an illustration of coronary arteries). This procedure is administered within a few (usually three) hours of a heart attack.
Hon Lik invented the e-cigarette to quit smoking â but now he's a dual user. Hon Lik, inventor of the e-cigarette, uses one of the devices in London on Tuesday. Hon Lik, the inventor of the e-cigarette, had hoped to kick his heavy smoking â the habit that killed his father. But the pharmacist, from Shenyang in north-east China, did not manage to quit. He now uses both â but says he only smokes tobacco because he has to check the flavours in his devices.
In an attempt to quit the tobacco habit as many as one-fifth of smokers have tried e-cigarettes [source: Ross]. E-cigarettes were first developed in China and were introduced to the U.S. market in 2007. Many are similar enough in appearance to be mistaken for regular tobacco cigarettes. But one look inside and you'll see the main difference: This is a tobacco-free product. E-cigs are actually vaporizers; instead of burning tobacco, the mechanism heats up a liquid. The liquid turns into vapor, which is then inhaled, or vaped.. While some argue that vapor offers health advantages over traditional cigarette smoke, regulatory agencies and some health experts aren't so sure that's true. Before you consider taking up the e-cigarette habit, read on to get the facts.