2. health and illness
Your health is a state of physical,mental and social
well-being illness are health problems that affetct
your body´s organs.Health professionals and
services can help us to stary healthy by treating
and preventing illnesses.
General practitioner: (or GP) is a doctor who treats
everyday illnesses
Medical specialist:people usually go to hospital if
they have a mediacal emergency
3. Types of illnesses
Infectious diseases:are illnesses that are caused
by microorganisms examples influenza,measles
and chicken pox
Non-infectious diseases:aren´t caused by
microorganisms example
abesity,malnutrition,substances abuse and metal
illness
4. Infectious disease
Bacteria,viruses,protozoans and fungi are common
microorganisms.Some of them are not harmuf to
humans,but others can cause infectious diseases.
Bacteria:like tuberculosis,tetanus or salmonellosis.We can
treat some bacteria infections with antibiotics
Viruses:are harmful to human beings.Like
flu,measles,rubella and AIDS we can treat antiviral
medicines
Protozoans:serious infections diseases,like malaria,cholera
Fungi:cause diseases of the skin,hair and nails.Antimycotic
medicines
5. How are infectious diseases transmitted?
By personal contact
By dropet contact
By contract with contaminated objects
By animal carriers:some mosquitoes carry bacteria
that cause malaria
By consumption of contaminate food:salmonellosis
By consumption of contaminated
water:cholera,hepatitis by microorganisms
6. Preventing infectious diseases
Wash your hands,brush your teeth,clean cuts,keep
your pets healthy,wash raw fruits and
vegetables,don´t walk barefoot.
7. Vaccines
A vaccine is a substance that contains weak or
dead microorganisms,but your body produces
special sunstances called antibodies.The
future,your body will produce the same
antibodies again to defend itself.
