The promotion of physical fitness and health

You are employed as an engineer and your company designs a product that involves transmitting large amounts of data over the internet. Due to bandwidth limitations, a compression algorithm needs to be involved. Discuss how you would decide whether to use a lossless or lossy approach to compression, depending on the application. Mention the advantages and disadvantages of both.

In what ways has exercise physiology contributed to a broader understanding of the role physical activity and exercise play in the promotion of physical fitness and health, as well as the understanding of successful sport and athletic performance?