SCIENCE
our health
BY DANIEL LINDHOLM
Health is a state of complete Physical Social and mental
wellbeing.
Illness is the opposite of health.Illness and diseases change the functions of our bodies.
1. Health and healthy habits
Healthy habits : - A balanced diet. - Keeping a meal routine. - Enough rest. - Breathing clean air. - Physical exercise
Infectious diseases. These types of diseases can be: - Contagious. An ill person can transmit it
to a healthy one. - Non-contagious. An ill person cannot
transmit it to another person. Tetanus, salmonellosis, etc.
Non-infectious diseases. These have causes, like: injuries, an imbalanced diet, taking in
toxic substances, etc.
Types of diseases
Pathogens are harmful and cause diseases.
Some of most common diseases caused by pathogens
are: - Bronchitis: it affects the
respiratory system.
2. Microorganisms that cause diseases
Salmonellosis: it affects thedigestivesystem.
Bacterial meningitis: it affects the nervous system. Its symptoms are a high fever, stiff neck and severe headaches.
-Unicellular pathogenic
microorganisms:
amoebas, plasmodia
which cause malaria or Candida.
-
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Other harmful microorganisms:
-Multicellular pathogenic
microorganisms. Barefoot in
damp places like swimming
pools.
Viruses
A virus is not a living thing,
but it needs living cells to carry out its
life processes.Viruses cause
many diseases like
the flu, herpes, some
types or hepatitis and
AIDS.
3. PREVENTING AND
TREATING INFECTIOUS DISEASES
Disinfect
wounds
Wash your hands before eating
Avoid sharing drinking and eating utensils
Avoid walking barefoor in swimming pools and changing rooms
Vaccines help our bodies react against infections
Vaccines
Infections caused by
bacteria are treated
with antibiotics
that destroy them.
Treatment of
infections
E. Coli
2. Infections caused by
fungi are treated with
antifungal medicines
that remove them.
3. Infections caused by viruses cannot be treated
with antibiotics. We can only
treat them with medications that help reduce symptoms.
THE END