What does heavy bass mean?

In music, the big man group is heavy bass, and in electronic music, it is the name of bass music. The so-called heavy bass is relative heavy bass, and the concept of heavy bass is to enhance the bass part of audio (below 100HZ, even including infrasound, which is inaudible but still effective). Because the human ear is not sensitive to bass, it needs a strong bass to produce an effect. As a result, there are stereos and headphones that can improve the bass.