Page 42 - ScienceStd4

(d) Sexual intercourse with someone who is infected. Children
should not be involved in sexual activities. They should also
avoid risky places where they might be raped, like bars,
clubs and abandoned houses. If anyone is sexually abused,
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it is important to tell parents or teachers immediately to get
proper help.

Prevention of HIV and AIDS infections

HIV is dangerous and has no vaccine or cure. However, people

living with HIV get drugs called antiretroviral to fight the virus
and live a long and healthy life.

HIV can be prevented by avoiding sharing toothbrushes and

sharp objects like needles, scissors, nail cutters and syringes.
Young people should avoid sexual acts to stay safe from HIV.
A person with HIV should eat a healthy diet. They should also
exercise regularly.

Exercise 6

1. Mention three ways the HIV can spread.

2. Why do sharp objects spread HIV?

3. How does HIV affect the body’s immune system?

4. How can you care for and support people with HIV?

Non-communicable diseases

Non-communicable diseases do not spread from one person to
another. They are not caused by germs. These diseases can
be inherited from one generation to another or be caused by an

unhealthy lifestyle. Examples of non-communicable diseases
are cancer, diabetes and asthma.

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