Type 2 diabetes is a condition which develops if your body can no longer respond effectively enough to its own insulin to prevent your blood glucose levels from going too high.
In the UK, diabetes affects approximately 5% of the population. Three people every ten minutes are diagnosed. There are also thought to be around 850,000 people with undiagnosed diabetes.
The main symptoms of diabetes are:
Many people have type 2 diabetes for years without realising because early symptoms tend to be general.
Coronary heart disease (CHD) is the UK's biggest killer, causing around 82,000 deaths each year. About one in five men and one in eight women die from the disease.
In the UK, there are an estimated 2.7m people living with the condition and 2m people affected by angina (the most common symptom of coronary heart disease).
CHD generally affects more men than women, but from the age of 50 the chances of developing CHD are similar for men and women.
As well as angina (chest pain), the main symptoms of CHD are heart attacks and heart failure. However, not everyone has the same symptoms and some people may not have any before CHD is diagnosed.
Obesity is a term used to describe somebody who is very overweight with a high degree of body fat.
There are a number of ways a person's weight can be assessed. The most widely used method is body mass index. Body mass index (BMI) is your weight in kilograms divided by your height in metres squared. Another useful method is to measure around your waist. People with very fat waists (94cm or more in men and 80cm or more in women) are more likely to develop obesity-related health problems.
Being obese increases your risk of developing a number of serious and potentially life-threatening diseases, such as: