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‘Zapping’ air passages may bring relief for severe asthma
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‘Zapping’ air passages may bring relief for severe asthma

Inhalers, pills or injections help most people control their asthma, but some with severe disease opt for cutting-edge surgery that “remodels” their airways to improve their breathing. Bronchial thermoplasty shrinks smooth muscle in the lungs, which prevents them from tightening up and causing an attack. The U.S. Food and Drug Administration approved the treatment for adults with severe asthma in...