Health

Chewing gum may be effective for delivering vitamins

Nearly 15 percent of all chewing gum varieties sold promise to provide health-enhancing supplements to users, so Penn State researchers studied whether two vitamin-supplemented products were effective at delivering vitamins ...

Diseases, Conditions, Syndromes

Researchers question benefits of long term oxygen therapy in COPD

Long-term oxygen therapy does not decrease the risk for hospitalizations or increase life expectancy for many patients with mild to moderate COPD, but may lower their quality of life, according to Mayo Clinic researchers ...

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