Answer:
hide the electrodes and wires under your clothes, and you can wear the recording device on your belt or attached to a strap. Once your monitoring begins, don't take the Holter monitor off you must wear it at all times, even while you sleep.
Lightweight clothing because dark clothing will hold heat, waterproof clothing will stick to you and make you hot, and tight clothing will make you sweaty and hot
Manipulative peer pressure where her thoughts and judgement are clouded by the need to not be ostracized