Why is it important to make blood donations?

Blood is made up of several different components. There are also 4 different blood types. You must research the different parts of blood and what each component does for the body as well as the different blood types. Once you have found this out you should make your ideas clear on why it is important to have stores of all of these components on hand in hospitals.

What is the best way to prevent heart disease?

Heart disease can have several different causes. You must research at least 4 major causes of heart disease and the best way to prevent it developing.

Obesity can be cured with surgery.

Obesity is becoming a major problem around the world. 25% of children in Australia today are overweight or obese. If current trends continue, 80% of the entire Australian population will be overweight or obese in the next 10 years. Obesity leads to the onset of several major health issues. Some doctors and dieticians promote quick-fix options, such as surgery, to overcome this problem. You must formulate an argument for or against surgery as a cure to obesity.

What is nano-technology and how can it help treat heart disease or cancer?

'Nano' means very small or minute. You need to investigate how this relates to technology and then how that technology can be used to treat diseases such as heart disease or cancer. What will the technology do and how effective will it be. Will it be more effective as a treatment than current methods, and how much will it cost compared to current methods.

What proof is there that smoking leads to lung cancer?

Cigarettes contain many harmful chemicals as well as the addictive drug nicotine. There has been a lot of research done by scientists to investigate the short and long term effects these chemicals can have on the body and particularly the lungs. Your research needs to show if there IS a link to these chemicals and lung cancer or NOT.

Diabetes can be avoided by eating the right foods.

Diabetes is a disease that affects the pancreas. There are two main types of diabetes and you need to differentiate between them. Some doctors and dieticians argue that the disease can be avoided all together with a healthy diet and lifestyle. You must research this idea and formulate an argument for or against it.

If a person has their gall bladder out how will this change their lifestyle?

You need to research what the function of the gall bladder is in the degestive system. You then need to research what can go wrong with the gall bladder and how doctors can treat this problem. Sometimes doctors operate and remove the gall bladder and the person can go on living without the problems reoccuring. However, you need to research and write about the effects this will have on the persons diet and lifestyle and what effect this will have on the digestive system.