Big Data has certainly improved the quality of life. Through various apps, we can maintain our body weight and exercise levels, and remain healthy. Our heart rate, sleep patterns, etc. can be monitored and any changes can be immediately reported to the doctor, who can then prescribe the correct treatment as soon as possible.
Age-related diseases like diabetes and arteriosclerosis can be treated at the early stages. Thus, we can lead healthier and more active lives. Big Data is also being used to. predict and monitor epidemics, thus ensuring that they affect as few people as possible.