FITNESSMany things contribute to fitness and well being but the most important factor is the condition ofyour heart and lungs and how efficient they are in delivering oxygen via your blood to your muscles.Your muscles use this oxygen to provide enough energy for daily activity.This is called aerobic activity (with oxygen).When you are fit your heart and lungs work well and efficiently.This means your heart will not have to work so hard. It will pump a lot fewer times per minute soreducing the wear and tear on your heart.This in turn reduces the chances of your suffering heart disease.Fitness also helps you control your weight and reduces the effects of aging and stress.You come across the need for fitness continually in everyday life.When you are fit you can walk briskly up hills and stairs without being too out of breath once at thetop you recover quickly.As you can see there are great advantages in being fit.HOW TO IMPROVE YOUR FITNESSLike any muscle in your body your heart can be strengthened by systematic physical exercise whichrequires an increased blood flow and heart rate.You can measure your heart rate by taking a pulse reading.Your heart of pulse rate corresponds directly to your exertion level and exercise efficiency.To improve your fitness in a safe and effective way you need to exercise at a high enough level toimprove your aerobic fitness.The area between these 2 levels is called the target zone.It is important to exercise at the right intensity to stay within this zone.For the best results you should exercise within the target zone and gradually increase the duration.Ideally you should aim to exercise (within zone) for at least 15-20 minutes continuously,3-4 times per week.CAUTIONDO NOT TRY TO DO TOO MUCH TO QUICKLY START GRADUALLY AND BUILD UP.IF YOU BECOME ILL, IF YOU ARE UNDER DOCTOR CARE, OR OVER 35-40 AND NOT CURRENTLYTAKING REGULAR EXERCISE THEN WE WOULD ADVISE YOU NOT TO START TO EXERCISEWITHOUT CONSULTING YOUR DOCTOR.EXERCISE GUIDESHOULD YOU REQUIRE ANY ASSISTANCE REGARDING THIS PRODUCT PLEASE CONTACT YORK DIRECTLY.* *PACER 4700 / 22