context: There's a bald man with a goatee beard standing in his bathroom in front of a large mirror with an electric shaver in his hand. he
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next sentence for the context: is demonstrating how to shave off his beard and maintain it.

context: How to check someone's breathing rate (rate of respiration )
Count the breaths.
Breathing is measured in breaths per minute or bpm. To get an accurate measurement, the person must be at rest.
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next sentence for the context: This means she is not breathing faster than usual due to exercising. She should be still for at least 10 minutes before you count her breaths.

context: Woman weaing a blue shit is standing in stage doing a choreography. women in the back
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next sentence for the context: are following he choreograpy of the woman in stage.

context: How to test led lights
Purchase a digital multimeter that can take diode readings.
Basic multimeters measure just amps, volts, and ohms. To test led lights you will need a multimeter with a diode setting.
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next sentence for the context:
Check online or at your local hardware store for mid-to-high-range multimeters, which are more likely to have this feature than inexpensive models. A decent mid-range multimeter will likely cost between $50-100 usd.