Attending an AI healthcare conference made the impact of real-world medical AI feel tangible and sparked the idea for a meaningful cardiac app project. At the same time, data showed that cardiovascular disease and its risk factors are rising not only in older adults but with particularly high increases among younger adults, highlighting the need for better prevention and management tools. This growing gap between rising heart risk and number-only apps led to one core question: how can AI turn passive heart data into proactive, personalized daily support?