Unless you're getting it tested in a lab, the number is not very accurate. Genetics also plays a large part in how much you can raise it. For most casual peopl

Unless you're getting it tested in a lab, the number is not very accurate. Genetics also plays a large part in how much you can raise it. For most casual people it's just a single data point that seems all encompassing so they go: number goes up = good. Most professional athletes don't really care about vo2 max all that much.