What are non-infectious diseases produced by?
things other than microbes, such as injuries, food poisoning, physical and mental exhaustion, etc.
The kidneys filter the ______ to clean it.
blood
How can we prevent illness?
by adopting healthy habits that reduce the risk of contracting certain diseases
What are drinking lots of water, washing your hands, and brushing your teeth all examples of?
healthy habits
What are the signs that something is not working properly in our body?
symptoms
What are infectious diseases produced by?
by bacteria or viruses
What is illness?
when something, like a disease, negatively affects our health for a period of time
What is health?
a state of physical, mental, and social well-being