Comprehensive Sports Guide: Rules, Conditioning & Equipment

Athletic mastery depends on understanding official gameplay rules, optimizing equipment technology, and implementing sport-specific conditioning drills.

Cycling

Types of Bike Shifters

Published Jul,08 2011 | By Boyd Bergeson

Many difficulty levels and body positions need to be accommodated in bicycling, and this has brought several types of shifters to the market. Mountain biking and road cycling exhibit the largest differences in style and location of shifters.

Boyd Bergeson has been writing since 2000 and has contributed to published research with the National Institute of Health and The Indian Health Board. Bergeson is currently a mental health professional and has worked as a university instructor, senior medical research assistant, textbook editor, and bicycle shop owner. He has a Master of Science in sociology from Portland State University.