context: How to do a stress test
Talk to your doctor about the medications you are on, particularly the heart medications.
You may need to stop taking certain prescriptions 2 or 3 days before the test.
Avoid eating and drinking 4 to 5 hours before your stress test.
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next sentence for the context: If you have anything in your stomach, the procedure can cause nausea. Most medical professionals do say you can drink water before a testing.

context: How to control your treadmill workout using your heart rate
Take your pulse.
If you don't have an individual heart rate monitor, you can take your pulse to determine your heart rate. To find your target heart rate, you must first determine the number of times your heart contracts (or " beats ") in a minute while you're at rest.
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next sentence for the context: First thing in the morning is the best time to measure your resting heart rate. At other times during the day, your heart rate may differ in response to other activity.

context: How to write a secret admirer letter to your crush
Start off by writing a simple note.
But, you must be careful not to seem like a stalker. Today, that is a huge turn-off for any girl.
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next sentence for the context: Don't make it feel " mysterious " or " freaky " like you're watching her. Try simply and subtly explaining your feelings, and make an attempt of writing your name.

context: A guy shows you how to hold a small sharp ending stick in your hand and between your fingers to use as a weapon. the man
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next sentence for the context:
shows you how to throw the sharp ended stick into the wall and make it stick from different distances.