Unit 1 Health Lucia and Patricia

HEALTH LUCIA MARTIN and PATRICIA SESMA

HEALTH AND ILLNESS HEALTH: Is the state of physical and mental

well-being. ILLNESS: Is the opposite of health.SYMPTOMS: Like coughs,pain or fever, tell

us that our bodies are ill.

HEALTHY HABITSTo stay well, we must have healthy habits.We must:Sleep 8 or 9 hours every night and rest when

we are tired.Eat a balanced diet.Eat five meals a day and always eat

breakfast.Wash our hands before meals and have a

shower every day.Breathe fresh air and avoid places with

smoke.

TYPES OF ILLNESSAn illness can be non-infectious or infectious:Non-infectious illnesses: Have different

causses.Injuries or poor diet can make us ill. Infectious illnesses: Are causses by harmful bacteria or viruses.They can be contagious

or non- contagious.

CONTAGIOUS OR NON-CONTAGIOUS

Contagious Non-contagious

illnesses. illnesses.

BACTERIABacteria are unicellular micro-organisms.There are two types:Beneficial bacteria: Like the one used in

making yogurth.Harmful bacteria: Cause illness. Are called

pathogenic

OTHER MICRO-ORGANISMS There are other micro-organisms that can

cause illnesses.They can be unicellular or multicellular.

Amobae Candida

Plasmodia Fungi

VIRUSES A virus is not a micro-organisms. It causes

infections illnesses. It is not a living-thing but it needs cells to

carry out its life processes. Viruses cause many illnesses such as flu,

measles, herpes and AIDS.

PREVENTING INFECTIOUS Pathogenic micro-organisms can enter our

bodies in differents ways.Through the respiratory system.Through the digestive system.Through the wounds and cuts.

HOW CAN WE PREVENT INFECTIONS?Desinfec wounds.Wash your hands before eating .Wash uncooked food.Cover your mouth when you cough or

sneeze.Do not share eating utensils.

VACCINES Vaccines can prevent some illnesses caused by

bacteria or viruses. Vaccines introduce into our bodies the micro-

organism or virus that is making us ill.The body reacts to the virus and produces

substances to destroy it

HOW DO WE TREAT INFECTIONS?When viruses or micro-organisms enter in our

bodiesand cause an infections, doctors prescribe

different treatments.Infections caused by bacteriaare trated by

antibiotics.Infections caused by fungi are trated by anti-

fungal.Infections caused by viruses are treated with

medicines that help to reduce symptoms

FIRST AID KIT

THE END

PATRICIA SESMA and LUCIA MARTIN