Get 9 hours of sleep each night, eat a balanced diet with 5 or 3 meals per day, and wash hands and shower daily to maintain good hygiene. Infectious illnesses are caused by bacteria or viruses, with bacteria being unicellular microorganisms that can be beneficial like in yogurt or harmful and cause sickness, and viruses needing host cells to survive and not being considered living themselves. Vaccines can prevent some illnesses while antibiotics treat bacterial infections.

2.  Sleep
9 hours every night .
 Eat a balanced diet.
 Eat 5 or 3 meals a day.
 Wah our hands and shower
every day.

3. 

Infectious illness are caused by harmful
bacteria or viruses.
Bacteria are unicelular micro-organism. There
are two types:
◦ Beneficial bacteria, like used in making yoghurt.
◦ Harmful bacteria that cause illnesses.

Viruses: is not a micro-organism, need cells
for your life.

5. Vacines can prevents some illnesses.
Other infections caused by bacteria are treated
with antibiotics.
