Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
How can cold prevented?
Answer: Cold can be prevented by many ways. Getting a balanced diet, getting plenty of sleep and breathing fresh air. Using handkerchief or a tissue paper to prevent virus to transfer from infected person to a normal person.
- What is chemical process in digestion?
- What is inside heart?
- What is oxygenated blood?
- What is deoxygenated blood?
- What are effects of Nicotine?
- What is an inhaler?