With 2015 winding down, I’m using this last week of the year to direct you to some of the most popular content of the past 12 months at EricCressey.com, as this “series” has been quite popular over the past few years. Today, we start with the most popular articles of the year; these are the pieces that received the most traffic, according to my hosting statistics.

1. 12 Questions to Ask Before Including an Exercise in Your Training Program – I drafted up this article to outline all the things that go through my brain as I’m writing up a strength and conditioning program.

2. 10 Important Notes on Assessments – I’m a big believer in the importance of assessments in the fitness industry, but it’s really important to make sure that these assessments are performed correctly – and matched to the population in question. Here are ten thoughts on the subject.

3. How to Build an Aerobic Base with Mobility Circuits – I just posted this article a few weeks ago, and it already received enough traffic to outpace popular posts that were posted much earlier in the year. Suffice to say that folks were excited about the fact that you can improve movement quality while improving conditioning.

4. Is One-on-One Personal Training Dead? – In spite of the direction of the fitness industry with respect to semi-private training, I’m still a big fan of one-on-one training – and I think every fitness professional should be proficient with it.

5. 5 Ways to Differentiate Yourself as a Personal Trainer – Here’s a must-read for the up-and-coming fitness professionals in the crowd.

I’ll be back soon with another “Best of 2015” feature. Up next, the top videos of the year!