Issues getting started or losing Settings?

I've had a number of emails recently from people who have had problems getting started on Crickles and also from some whose email and/or DOB got dropped from Settings. If this is affecting you please just email me ( with your date of birth and I'll get you up and running. Ian

CSS Factors

This is a new page in the Navigator that gives you a comparison of how your cumulative Cardiac Stress Score compares to that of your peers on Crickles. By default, the period over which the sum is taken is the last six weeks and your "peers" are those who are closest in age - both … Continue reading CSS Factors

Navigator charts

You may have noticed that the charts on the Navigator have been changed to optimise for display on a full screen or largely full screen desktop. To me, they now look much better. However, different people have different devices and if the changes haven't worked so well for you please let me know. Thanks, Ian

When you don’t want to wear a HR monitor… With improvements!

A distinctive feature of Crickles is that it will estimate your Cardiac Stress even when you're exercising without monitoring your heart rate with a chest strap or sports watch. This is critical if you want to track your Fitness, Fatigue and Form since these are cumulative measures and if you leave out chunks of your exercise regime … Continue reading When you don’t want to wear a HR monitor… With improvements!

Joining Crickles

The Crickles community is essentially defined by the athletes who can see analysis of their activities on the Crickles Navigator. The sign-up process is relatively simple, although a little less simple than it used to be before Strava stopped making user email addresses available to Strava Apps. Here's what you need to do: Step 1 … Continue reading Joining Crickles

Enhanced FTP charts

For cyclists who use a power meter, the FTP chart on the Navigator now explicitly states your estimated Functional Threshold Power (FTP) at the start and end of the chosen Date Range. By default, the end of the Date Range, and hence the date of the second FTP level shown, is today. This enables you … Continue reading Enhanced FTP charts