Flower of life (FOLI) is a generic health public chain that is based on life data, using 1 main chain and 3 side chains (the permanent storage chain, the temporary storage chain and the computing chain) to solve problems about life data, such as stor- age, analysis, alarm and transaction. The core functions of FOLI include: storage of health data; analysis of illnesses; alarm based on big data and the inquiry, search and transaction of health data.