CAMBRIDGE NATIONALS OCR Cambridge National in Science Level

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CAMBRIDGE NATIONALS

CAMBRIDGE NATIONALS

OCR Cambridge National in Science (Level 1/2) R 071: How scientific ideas have an

OCR Cambridge National in Science (Level 1/2) R 071: How scientific ideas have an impact on our lives Module 2: Keeping Healthy

Perhaps the most important thing for an individual is their health. . Just over

Perhaps the most important thing for an individual is their health. . Just over a quarter of adults were classified as obese in 2010. Around three in ten boys and girls were classed as either overweight But or with all the energy saving devices that are obese. available to use, this is slowly producing an Obesity can lead to serious chronicunhealthy nation. diseases and to premature death.

. Human health is affected by a range of factors: Health can be affected

. Human health is affected by a range of factors: Health can be affected by inherited conditions, as well as disease and even how diet Certain medical disease is treated. treatments can also noise exercise have risks. drug use smoking agrochemicals pollution So if we are to change the nation from an unhealthy one to a healthy one we must understand how human health can be improved.

Medical treatments have many benefits, but there can be risks as well, eg .

Medical treatments have many benefits, but there can be risks as well, eg . Drugs can have side effects. Surgery will have associated risks. But Even if we can understand x-rays used in the risks and the benefits we can diagnosing illness and build ourhave confidence in new injuries some risks. medical treatments.

If we live in a healthy environment then we are more likely to be

If we live in a healthy environment then we are more likely to be healthy ourselves. But in our drive for more and more energy are we affecting the environment we live in? So we need to measure the environmental effects of human activity and check what we are doing to our ecosystems.

What will you learn? After completing this unit you will: . Understand how human

What will you learn? After completing this unit you will: . Understand how human health can be improved Understand the risks and benefits of medical treatments Be able to measure the environmental effects of human activity

. Thank you for using this OCR resource Other OCR resources are available at

. Thank you for using this OCR resource Other OCR resources are available at www. ocr. org. uk To give us feedback on, or ideas about, the OCR resources you have used e-mail [email protected] org. uk