Glossary B

Barbell refers to the Weight used for exercise, consisting of a rigid handle 5-7' long, with detachable metal discs at each end.

BPM is the acronym of Beats per minute, the number of heat beats each minute

Beats per Minute refers to the units of heart rate, or the number of heart beats each minute.

Ball-and-socket joint refers to one kind of triaxial joint to provide 3-degree-of-freedom motions