A study by Matt's PhD supervisor, Dr Paul Macdermid, showed that heavier bikes were slower up hills—no surprise! A bike 21% heavier was 3.3% slower for a 95kg rider. This same study indicated that a dropper post will lose you only 1 second up a steep climb of 11 minutes! Once a bike is up to speed, it wants to stay at speed. Heavier bikes will want to stay at speed more, but they will be harder to get going again if you slow down. You can ‘buy’ time, but getting the right mix of pedalling, braking and pacing is better than buying expensive, fragile parts.  Full Article 👉 https://www.mtbphd.com/post/the-science-of-weight-in-mtb-does-it-matter  Visit PerformanceAdvantagePodcast.com for our two newest courses: Fundamentals of Running with a Power Meter and Fundamentals of Mountain Biking with a Power Meter Get the most out of your power meter in 3 simple modules:  https://link.performanceadvantagepodcast.com/course  All PAP Courses are worth CEUs for USAT coaches ------  Get the whole MASTERCLASS: Using Sports Science to Train More Effectively: https://link.performanceadvantagepodcast.com/course  PAP YouTube - we have hundreds of videos: https://link.performanceadvantagepodcast.com/youtube  Follow Dr Matt on Instagram: https://link.mtbphd.com/instagram  Follow Dr Will on Instagram: https://link.drwillo.com/instagram  Dr Will's YouTube channel: https://link.drwillo.com/youtube  Dr Matt's YouTube: https://link.mtbphd.com/youtube  Listen to the podcast: http://bit.ly/2ZzgiDV  Getting coaching with Dr Will: http://drwilloconnor.com  Getting coaching with Dr Matt: https://link.mtbphd.com/home