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.
Learn also:
- How does temperature affect rate of transpiration?
- What is tobacco smoking?
- What are pacemakers?
- What is inside heart?
- What is job of red blood cells?
- What is chance of smokers of dying from bronchitis?
