Category: Physiology

Transform your Body

I am going to take you back to your Junior High Science class. What is a phenotype? “The term “phenotype” refers to the observable physical properties of an organism; these include the organism’s appearance, development, and behavior.” Whew! Think back to Junior High and what sports or activities did you like and participate in? Often, they […]

The Art & Science of a Warm-up

Let’s get in a good warm-up…what is that? Research has been done evaluating what the best way is to warm-up for a race or hard event.   Typically, warm-ups consist of 10-15 min an aerobic effort with a couple short accelerations and then a cooldown.  Wait a few minutes and then you’re off!   The problem with […]

How do you get a ‘good’ workout?

By Selina Campbell, PhD Let’s face it… we all have a lot going on in our lives so when we can get a workout in we want it to count – we want a ‘good’ workout. But what exactly constitutes a ‘good’ workout? One that gets you hot, sweaty and tired muscles, or one that […]

Lactate Testing – LT1

The easy way to fitness! by Selina Campbell Who wants to get fitter this winter? Who wants to get fitter this winter without killing themselves?! Ahhhhh – now I have your attention. We are now into indoor season, it is time to assess how to get through the winter months and come out stronger, fitter, […]

Feel vs Data Training

We started TCR in 2006.  Back then, I was showing people how to use heart rate monitors and develop individual training zones.  Where do you burn fat and where do you burn sugar?  VO2 testing was our initial gateway to training with science.  No more using formulas and guessing what heart rate was appropriate.  People […]

The Effect of Running Cadence on Running Economy

By Mat Popovich and TCR Sport Lab Running, as a sport, has been gaining significant popularity over the past decade (Rizzo, 2021). Running dynamics can be analyzed using various metrics including ground contact time, vertical oscillation, stride length, and cadence (Adams et al., 2016). Running cadence is defined as the number of steps taken per […]

Training after Disease and Cancer

“What I don’t understand is how my conditioning can be this good when I don’t do hard workouts. Felt strong.  Best ride I’ve had since I started my treatment in August 2020.  Feels good!” – BM Not long ago, the road back from cancer or disease was limited to what you received in the hospital. […]

Legs or Lungs?

What is your limiting factor?  Think back to your last interval workout or long effort. What was most fatigued when you finished?   Where your legs burning or where you out of breathe?   Traditionally, most of the off-season training that we undergo is designed to increase your tolerance to pain.  Lactate Tolerance is the official […]

Polarized vs Sweet-spot Training

By Selina Campbell, PhD Polarized model vs a Sweet-spot/threshold model I often get asked when it comes to training, which way is better – Polarized model or a Sweet-spot/threshold model.I know people want me to say the latter as the former involves 75-80% of Z1-2 time (boring!) whereas the latter involves going harder and working […]

What do my numbers mean?

What do my bike power numbers mean?Now that we are done over a month of training and some secret testing in classes, you are probably wondering what the heck that was all for?!   We were able to pull out data from your workouts to create your power profile.Looking at the data, you can tease out […]