Heart disease doesn’t discriminate. It strikes the young and the old, the fit and the frail, the busy executive and the devoted parent. In Heartbeat, Dr. Amit Bhushan Sharma, one of India’s first cardiologists to insert the world’s smallest pacemaker without open surgery and Ambika Rikhye bring together gripping real-life stories and expert insights to reveal the silent, often overlooked dangers threatening our most vital organ. From elite athletes collapsing mid-game to seemingly healthy individuals blindsided by sudden cardiac arrest, these pages uncover the hidden risks lurking in modern life—and the lifesaving choices that can change everything. With a blend of medical wisdom and heartfelt storytelling, this book dismantles myths, decodes symptoms, and offers practical steps to protect your heart before it’s too late. Whether you’re a health-conscious individual, a caregiver, or someone who’s brushed off warning signs, Heartbeat is a wake-up call and a lifeline. Because a healthy heart isn’t just about longevity—it’s about living fully, fearlessly and with purpose.