Health is a state of physical and mentalwell-being when we are healthy we fell well. Illness is the opposite of health, we feel tired when we are ill Symptoms like coughs , pain or fever, tell us that ours bodies are ill
To stay well, we must have healthy habits: Sleep nine or ten hours ,have a balance diet,eat five meals a day, wash our hands before our meals, breathe fresh air.
It is important to be hygienic : Disinfect wounds . Wash your hands before eating or handling food. Wash uncooked food . Cover your mouth when you cough or sneeze. Do not share eating utensil.
Non-infectious illness like a broken arm Infectious illnesses are caused by harmful bacteria or viruses. They can be contagious or non-contagious Contagious is when an ill person can trasmit the illness to a healthy person like flu Non-contagious like salmonellosis
Bacteria are unicelular micro-organismsThere are two types of bacteria: Beneficial bacteria , like one used in making yogurt Harmfull bacteria that can cause illnesses.These bacteria are called pathogenic bacteria
A virus is not a micro-organism. It causes infectious illnesses.Is not a living thing but it needs cells to carry out live processes.Viruses cause many illnesses such as flu, measles, herpes and AIDS
Pathogenics micro-organisms can enter into our bodies in differents ways: Through the respiratory system, when we´re cough Through the digestive system when we eat contaminated food. Through wounds and cuts in the skin.
Vaccines can prevent some illnesses caused by viruses or bacteria. 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. If the micro-organism or virus returns , our body will recognise it and fight against it.
When viruses or micro-organisms enter our bodies and couse an infecction, doctors prescrcribe different treatments: Infections caused by bacteria are treated whith antibiotics Infections caused by fungi are treated with anti-fungal medicines. Infections causes by viruses are only treated with medicines that help to reduce symptoms. Doctors can also prevent these infections with vaccines.
It is important to have a first aid kit at homeTo treat minor injuries .It should include the following items:Thermometer, sterile gauze, bandages, cloth adhesive tape, disposable gloves, antiseptic, cotton wool, creams for insect bites and burns, tweezers, round tip scissors, alcohol, plasters, hydrogen