Conclusion: Breathing exercises are safe for elderly patients with COPD and can effectively improve lung function and quality of life.

结论：对高龄COPD患者采取呼吸锻炼是安全的，并且能有效地改善肺功能和生活质量状况。

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Conclusion Theophylline can relieve airway inflammation, improve lung function in stable COPD patients.

结论茶碱可减轻COPD患者气道炎症，改善COPD稳定期肺功能。

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In particular, eating fruit such as apples is thought to improve lung function, which may help children with asthma control their symptoms.

BBC: Apples

In trials involving 4, 300 patients, the medicine has been shown to reduce asthma attacks and hospitalisations, and to help improve lung function and quality of life.

BBC: NEWS | Health | New drug for hard-to-treat asthma

Not only did it improve patients' lung function, it lowered the amount of salt in their sweat, a sign that it may combat CF at its biological root.

FORBES: Magazine Article