Answer:
Gastroesophageal reflux disease (GERD) is caused by reflux of stomach acid into the esophagus when your lower esophageal sphincter (LES) is either weak or it relaxes when it shouldn't. Other potential causes can include obesity, smoking, diet, and pregnancy, among others.
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I'm pretty sure it's to boost dental health. fluoride is used to prevent cavities and tooth decay, so i'm assuming its option 3.
What advice would a personal trainer most likely give you before a workout?
Answer: Out of all the options shown above the one that best represents the advice that a personal trainer would more than likely give you before a workout is answer choice C. Stretch at the end of your workout. The reason being that this will help your body recuperate faster and you won't be as sore the next day.
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Lead is Poisonous to the human body
You also need to exercise regularly to stay healthy.