Mon Feb 12 2018: This is the final week of the Guppy Challenge, week-10 of 10.

Mon Feb 05 2018: Two weeks to go! Who has made it this far? Have you had to take a week off? More? No problem. The end will be there when you get there.

Mon Jan 29 2018: We finally have something here we’ve never gotten before: a bunch of people posting swim videos of themselves, looking for instruction.

Sun Jan 21 2018: There were 17 Critique-my-fit threads on our forum in 2016. How come so few Critique-my-swim requests?

Mon Jan 15 2018: No more thought experiments. Now it's just practicing the drills and themes that we learned during the first half of this challenge.

Sun Jan 07 2018: Are you able to perform one-arm pulls as described? If so, you are swimming hip-driven freestyle! Now let's begin to focus on how you pull.

Sun Jan 07 2018: Slowtwitch is lucky to have superswimmers in the community. One is Tim Liebhold, and he shares his tips for Adult Onset Swimmers

Tue Jan 02 2018: I tend to travelogue our family Slowcations here, and here is our latest: open water swimming in Bermuda.

Sat Dec 30 2017: You retain the vestigial behaviors from the time you were still struggling with learning to breathe to the side. Let's deal with those.

Mon Dec 25 2017: When you have a hard time doing these drills you should rejoice! They expose problems, and we can't cure what we can't identify.

Sat Dec 16 2017: Improving your hull is an exercise in 2 planes: feet on the surface (vertical plane); and feet moving forward, not side to side (horizontal plane).

Tue Dec 12 2017: Masters teams are where you get faster. Here is a guide to Masters culture and behavior for the triathlete.

Sat Dec 09 2017: It's week-1 of the Guppy Challenge. Goal? Exit the swim with a faster class of athletes.

Tue Nov 28 2017: Our most popular swim-faster regimen begins on December 11, and will last 10 weeks. Lots of swimmers fix what ails them here!

Wed Apr 05 2017: The right of passage for every triathlete swimmer, only slightly less feared than being suspended by bone daggers embedded into one's pectorals.

Wed Mar 15 2017: Linda Lines was the significant other invited to a training vacation, except now it's her training vacation. Non-swimmer to this in 3 weeks.

Wed Feb 08 2017: Today begins our look at wetsuits for 2017, designed to inoculate you from making an ill-informed choice!

Sun Jan 22 2017: By lifting the head, our hips automatically sink down. The body takes on a slight incline from head to toe, perhaps 7 to 10 degrees, as the swimmer labors through the water.

Thu Dec 08 2016: The bane of the untutored swimmer is stalling in the water. Does this describe you? Here are two tests to unearth this problem, and the solutions if you're among the afflicted.

Mon Nov 28 2016: Our annual 100/100 Run Challenge begins December 15, and our Guppy Challenge kicks off December 1.

Mon Nov 28 2016: Swimming faster truly is uniquely free speed, where going faster can cost you less metabolically. Herein are cheap pathways to free speed.

Mon Sep 05 2016: Triathletes are usually up on the latest single-sport training aids and techniques. But they don't know about this.