Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
What are some major causes of asthma?
Answer: Some major causes of asthma include pets, tobacco smoke, cold air and even laughing and exercising can cause asthma to an ordinary person.
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- Who mostly has bronchitis?
- How are xylem and phloem arranged in stem?
- What is an artery?
- What is Asthma?
- What is meant by word extinct?