WHAT ARE THEY?
Bacteria are organisms that are everywhere. Additionally, they can’t be seen without a microscope. Little organisms can spread very easily to other germs, especially when the conditions are just right. Although we often think of bacteria as evil critters that make us sick most are harmless and some are even helpful.
HOW DO THEY AFFECT US AND SPREAD?
Bacteria can spread if humans are close together. It can also enter the body through water or food. Bacteria can affect our body by causing runny noses, sore throats and fever. They spread quickly in conditions that are moist, warm and high in nutrients. Bacteria helps us digest and break down food, but sometimes this can lead to gas and diarrhoea.
WHAT ARE SOME EXAMPLES?
Bacteria comes in many shapes and sizes. Cocci bacteria is round like balls, bacilli are shaped like rods, while spirilla is long and twisty. Specie bacteria includes whooping cough, acne on the skin and cholera which is also linked to dirty water.
DOES IT HAVE A CURE?
Your body has all sorts of ways to defend itself against harmful microbe germs. Your immune system has a few other tricks that’s help to stop an infection in its trucks including fever, sneezing and tears.
There are ways to avoid getting infected by bacteria such as washing your hands and not touching your eyes and mouth. If you already have an infection however your doctor might give you medicine. Medicines that fight bacteria are call antibiotics.