Tilly visits a cardiologist to discuss random and sharp heart pain she's been experiencing. She's always been fit but now when she's on the treadmill, she has palpitations that scare her. "They literally stop me in my tracks," she admits to the doctor. The doctor enquires about her caffeine intake, current medications etc and sees no immediate reason as to why Tilly should be suffering from such frequent palpitations. She pulls out her stethoscope and does a routine check, placing it over the 4 chambers of her heart. She instructs Tilly to inhale and exhale slowly. Tilly's concerned so the ... Show more