Public health.

What is public health?

Public health is about helping people to stay healthy and protecting them from threats to their health. Sometimes public health activities involve helping individuals, at other times they involve dealing with wider factors that have an impact on the health of many people (for example an age-group, an ethnic group, a locality, or a country).While medicine and nursing are vital for helping and supporting people when they fall ill, work in public health contributes to reducing the causes of ill-health and improving people's health and wellbeing.

P1
This means tracking changes in the health of the population and alerting people to potential problems. An example of this could be HIV; to monitor the health of the population with HIV tracking the number of people with HIV within the population will help the NHS find out the population of people with HIV in order for them to take further actions.

To identify the health needs of the population the trends patterns need to be recognized that way the implications for the serving can be identified. Example: to prevent people from getting HIV the government and NHS can provide free condoms to adults and young people; also in NHS hospitals every patient should use a new and clean needle each time they have an injection.

This means attempting to reduce the levels of ill health, by introducing new programmes which identify people as being ‘at risk’ of a condition and engaging them with preventative programmes. An example programme that the government and NHS might use could be to get people tested for HIV is free vaccination to people who don’t have HIV, so they don’t get affected by the disease.

Health promoting activities to reduce ill health in the population. Example: the NHS can provide people with free condoms, there should be TV advisement to prevent young people from