Asthma
Overview Asthma attack Asthma is a condition in which your airways narrow and swell and may produce extra mucus. This can make breathing difficult and trigger coughing, a whistling sound…
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Overview Asthma attack Asthma is a condition in which your airways narrow and swell and may produce extra mucus. This can make breathing difficult and trigger coughing, a whistling sound…
A new study from Canada says asthma attacks during pregnancy are associated with an increased risk of health problems for mothers and their babies. Researchers looked at data on more…
VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with the VOA Special English program SCIENCE IN THE NEWS. Today, we tell about the disease asthma.…