Ryan

Increasing stride rate

This article was originally posted by Ryan at the original HillRunner.com Blogs.

Can increasing your stride rate help you become a more injury resistant runner? Can you actually train yourself to increase your stride rate? It appears the answers just might be yes and yes.

I’ve been sitting on this study on increasing stride rate for a while because it never really seemed to fit but I wanted to write about it at some point because it did have interesting results.

In short, runners were given cues to help them improve stride rate by 7.5% over their natural stride rate. The test was to determine whether impact forces at foot plant and hip adduction (I often call this "hip drop", when the hip on the opposite side of your foot that is currently on the ground drops) could be reduced. Hip adduction is an important factor in things like ITBS and "runner’s knee". So reducing this, as well obviously as reducing any forces at the time of foot plant, would be important in injury prevention.

There were only 8 "retraining" sessions performed. Then measurements were taken immediately following retraining and one month later and compared to pre-retraining results.

Stride rates were actually increased by a little more than the cue was designed for, 8.6%. Load rates all decreased significantly (around 18% with a high degree of certainty). Hip adduction was improved by an average of 2.9 degrees, again with a high degree of certainty.

Best of all, these gains were maintained a month later with no additional feedback.

In summary:

Thus, in-field gait retraining, cueing a modest increase in step rate, was effective at reducing impact forces, peak hip adduction and eccentric knee joint work.

This is very interesting. It suggests that trying to make a slight change in stride rate may actually reduce injury risk and, most importantly, a relative handful of sessions intended to increase rate seem to be relatively "sticky" in terms of producing results that last.

Results of the 2015 HillRunner.com Visitors Survey

This article was originally posted by Ryan at the original HillRunner.com Blogs.

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First, I want to thank those of you who took the time to fill out the survey. I’m going to leave it open through the end of February if anyone else wants to take it yet and I will check in again once I close it to see if new responses have arrived. However, once I took the link off the site, responses have pretty quickly diminished so I’m ready to review the initial results and report what I see and what I’m going to do about it.

First, it’s not a big surprise to me that the blogs, calculators and treadmill pace chart were the most used parts of the site. I was a little surprised to see the calculators leading the way but I think that’s a good thing. I think the calculators are useful tools and I’m glad to see they are valued by you.

As for what you’d like to see improved, I expected the blogs to lead the way and they did. I’m hard at work improving them and I did make a couple additions even while the survey was running. More is on the way.

A little surprise came up with the second most popular choice for improvement, the calculators. I figured it would be the training log. This is good to know and some ideas were given, some which would be more difficult than others, but all of which will be reviewed and considered.

The training log did show up as the third most popular choice for improvement and I will definitely keep that in mind. I also have some ideas for what could be beneficial there and will devote some time to those ideas.

I also slipped in a final question about a project I’ve been working on and planning to release later this year. I realize it’s not for everyone, nothing really is, but there was enough interest in this project that I do intend to continue.

Again, I appreciate all the feedback. Every response will be considered and is deeply valued. I hope this will help me build a better and more useful HillRunner.com in 2015.

I also intend to keep doing a survey annually, probably in January. I feel this will help me focus my efforts on what is most needed or desired.

If you have any comments on the survey or the results, please don’t hesitate to share, either through the comments here or via the contact form.

Running more IS good for you, mindfulness

This article was originally posted by Ryan at the original HillRunner.com Blogs.

I can’t even believe I have to post about the fact that running more isn’t bad for your health but people who don’t like running, of course, grab on to poor explanations of inconclusive studies and try to drag runners down. I just want to do all I can to make sure anyone reading this knows there’s no basis in what they are saying.

Also something interesting on being mindful during your workouts.

Running more IS good for you

I recently posted about poor reporting on an inconclusive study. The study said we didn’t have enough evidence to determine whether or not running every day or nearly every day was good for you, basically because they didn’t have enough people in the study who did run every day or nearly every day. The media spun that into running too much is just as bad for your health as being a couch potato. Bad reporting on an inconclusive study.

So what do we really know?

First, Alex Hutchinson has a great follow-up.

In short, another study that supposedly finds that too much running is bad for you. The catch this time? They controlled for BMI. Hutchinson perfectly describes the problem with that with this:

The data shown above has been adjusted for various potential confounding factors, including BMI. That’s problematic, because BMI is actually both a confounding and a mediating variable: exercise lowers your BMI. For example, the group that never exercised had an average BMI of 27.2, while the group that exercised daily had a BMI of 25.2. Adjusting for BMI effectively penalizes the exercise group for being thinner, as if it were a random effect rather than a direct result of the exercise.

What I like about this, as Hutchinson also points out, is that the researchers understood and discussed this limitation, then gave further numbers to break things down. The result?

For lean participants, more workouts was always better. For overweight and obese participants, 4-6 workouts per week was worse than 2-3 per week but not worse than no activity.

Two key takeaways in my opinion. First, for those who are fit, more exercise is better. Second, this shows the importance of considering the fitness of the individual. Any exercise is strenuous for an obese individual. It makes sense that 4-6 strenuous workouts a week isn’t going to be good for anyone. So we need to prescribe exercise differently for different people. Less for those who need to build some baseline fitness, then more as they build their fitness and improve their health. More to start for those who already have some baseline fitness.

Next up, thoughts from the National Runners’ Health Study.

Dr. Williams’s research has found progressively greater health benefits for runners topping 30, 40, even 49 miles a week.

…

"Almost everybody can benefit significantly by increasing their exercise level," says Dr. Williams, who is publicly calling for a two-tiered approach to exercise guidelines, one that would give substantial attention to the benefits of going far beyond the current minimum recommendations.

A lot of good and very powerful benefits listed here. The one concern some present is that you keep it sustainable. This seems obvious but is often overlooked. No amount of exercise now is going to benefit you decades from now unless you’re still doing it decades from now.

Mindfulness

Ok, enough about more being good for you. Let’s shift gears.

How do you enjoy your running more? Maybe by being more mindful.

In short, we’ve known for some time that one of the best ways to stick to an exercise routine is to find it satisfying. But how do you make a routine more satisfying? Apparently "awareness of what is happening in the present moment" (aka mindfulness) plays an important role.

“The message is that mindfulness may amplify satisfaction, because one is satisfied when positive experiences with physical activity become prominent,” says Kalliopi-Eleni Tsafou, a Marie Curie Research Fellow at Utrecht University who led the study. “For those experiences to be noticed,” she continued, “one must become aware of them. We would argue that this can be achieved by being mindful.”

The study isn’t perfect (to be honest, show me a bulletproof study with bulletproof results and I’ll be highly impressed) but the results are interesting and worth considering.

A couple new additions to the blogs this weekend

This article was originally posted by Ryan at the original HillRunner.com Blogs.

I just wanted to point out a couple new additions I made this weekend to the blogs.

The most significant is the new addition of Categories. You’ll see available categories listed near the top of the right sidebar, as well as under the "Blogs" section of the navigation menu at the top of every page on HillRunner.com. I categorized some recent posts and will continue going back through history to get posts into their proper categories.

Parallel to this change, I also updated what you will see in the preview screen when you’re writing a new post (remember, I’m not the only one who can start new blog posts – anyone who is registered is welcome to post). As you’re making your post, you can schedule your post to appear "Now" (as soon as you click the "Publish Post" button) or "Later" (at a date and time of your choosing). Also, you can select one or more categories for your post to appear under.

I hope you will agree with me that these are two great new additions to the HillRunner.com Blogs. The best part: more is on the way.

If you have any suggestions for other ways to make the Blogs even better, please don’t hesitate to share with me. You can comment here or use the contact form to let me know more privately.

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