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The beverages designed to enhance your cardio workout could actually be compromising it. Sports drinks may raise your risk of asthma, a new study from Australia reports. People who drank about two cups a day of sugary beverages, including sports drinks, were more likely to have the breath-snatching condition than those who drank none. The sugars and preservatives may inflame your lungs, setting you up for asthma, says study author Dr Zumin Shi. Drink water instead – from a bottle that contains no phthalates, which may also be linked to asthma. Even better, Have an Orange… Another study found that it may reduce your asthma.