For a general view about the body and diseases you can click through these subjects.


Blood is your body’s transport system. It flows through your entire body, delivering oxygen and nutrients and disposing of waste. But blood does a lot more, it ensures that your body temperature remains stable, it forms a crust when you cut yourself and it can neutralise harmful substances and pathogens.
Read more about blood


There are chromosomes in every cell of your body. These chromosomes contain your DNA or genetic material, which determines how you look and how your body works. Chromosomes are made up of small pieces of DNA with a fixed place on the chromosome. Such a small piece of DNA is called a gene.
Read more about chromosomes

Organs and organ systems

Each body contains a variety of organs. Each of those organs has its own function. They work together and influence each other so that your body can function well and you stay healthy.
Read more about organs and organ systems


Hormones are substances produced by your body itself. They are indispensable for your development and your daily functioning. Your body produces many different types of hormones, such as the thyroid hormone or sex hormones, e.g. testosterone and oestrogen.
Read more about hormones

Immune system

Your immune system protects you from intruders such as bacteria and viruses, so you don’t get sick.
Read more about immune system


Your skeleton is made up of bones. Some of them are connected by a joint, for example, your arms, legs or fingers. A joint thus consists of two separate bone ends that can move independently from each other.
Your joints are very important, if something is wrong, you will notice it immediately, i.e. the joint hurts and you’re restricted in your movements.
Read more about skeleton

Brain and the nervous system

Your brain is in your head. It’s connected through your spinal cord to an extensive network of nerves that run through your entire body, the peripheral nervous system. Your brain and spinal cord together form the central nervous system.
Read more about brain and the nervous system


There are also disorders or diseases that result in physical and/or mental symptoms without a direct cause being found. Examinations don’t indicate any abnormalities. But that doesn’t mean that all is well physically, you can still suffer from symptoms that affect your daily functioning and your development.
Read more about miscellaneous

Choose a subject or a specific disease


There are currently 4 diseases on Cyberpoli Kids.


Diabetes mellitus, also known as “diabetes”, is a disease which causes elevated blood sugar (glucose) levels. There are several types of diabetes: Type 1 and 2 are the most common types among children.
Go to Diabetes poli


HIV is short for 'human immunodeficiency virus'. Immunodeficiency means reduced function of the immune system. Thus the virus prevents your immune system from working properly. Nowadays HIV can be treated effectively. With the latest medication, regular check-ups and good medical care, you no longer have to get sick.
Go to HIV poli

Sickle cell disease

Sickle cell disease (SCD) is a hereditary blood disorder that is caused by an abnormality in the hemoglobin in red blood cells. Hemoglobin is a protein that is found in red blood cells, and it plays an important role in carrying oxygen to all parts of the body.
Go to Sickle cell disease poli

Thyroid Disease

A properly functioning thyroid gland produces precisely the right amount of thyroid hormone, day and night. But the thyroid does not always work as it should and can produce and secrete too little or too much thyroid hormone. You can have a thyroid problem at birth, or it can develop in later years.
Go to Thyroid Disease poli