2. HEALTH AND ILLNESS
Health is a state of physical and
mental well – being
Illness is the opposite of health
3. HEALTHY HABITS
Sleep 8 or 9 hours every night
Eat a balanced diet
Eat
meals a day
Wash our hands before meals
Breathe fresh air
4. TYPES OF ILLNESS
• Non-infectious illnesses
Have different causes. Injuries
or poor diet can make us ill.
• Infectious illnesses.
Caused by harmful bacteria or viruses. Can
be:
Contagious : When an ill person transmit
the illness to a health one.
Non-contagious. Tetanus and
salmonellosis are non contagious
illness
5. BACTERIA
Are unicellular micro-ogranisms
Beneficial bacteria. Like the
Types of bacteria
one used in making yoghurt
Hamful bacteria. That can
cause illnesses. These bacteria are
called pathogenic bateria
Bacterial meningitis
Affected area. Nervous
system
Salmonellosis
Affected area. Digestive
system
Bronchitis
Affected area. Bronchi
in respiratory system.
7. PREVENTING AND TREATING
INFECTIOUS ILLNESSES
Harmful bacteria can enter
our bodies through
Respiratory
System
Digestive System
Wounds and Cuts
HOW CAN WE
PREVENT
INFECTIONS
• Disinfect wounds
•Wash your hands before
eating
•Wash uncooked food
•Cover your mouth when you
cough or sneeze
•Do not share eating utensils
VACCINES
• Can prevent some illnesses
•Vaccines introduce into our bodies the
micro – organisms or virus that is
making us ill.
•Teh body reacts to the virus and
produces substances to destroy it.
•If the micro-organism or virus
returns, our body will recognise it and
fight against it.
HOW CAN WE
TREAT
INFECTIONS
• Infections caused by
bacteria are treated with
antibiotics
•Infections caused by fungi
are treated with anti fungal
medicines
•Infestions caused by viruses
are only treated with
medicines that help to
reduce symptoms.
