A hero dog is helping a 24-year-old woman with a rare condition by getting her pills and water from the fridge after he was trained to pick up the scent his owner gives off when she's about to faint. Katie Graham, from Kennesaw, , had postural tachycardia syndrome (PoTS) since childhood. The condition causes symptoms like dizziness and fatigue after sitting or standing up.In 2019, she was given Australian Shepherd Bailey as a service dog to help her during sudden attacks.
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