Running Plan Review Buena Vida Run Club's 8-Week Advanced Running for Fitness (6 days)
Who’s behind this review? Buena Vida is a running app made by David Cole, a Seattle runner & triathlete who led design and research for Amazon’s Halo fitness band. This is one of Buena Vida’s own plans, so we have an obvious interest in how it compares. It’s scored on the same 30 measures as every plan we review, each tied to published research, and its weaknesses are published below. AI does the first scoring and draft, then every claim is checked against its studies. No plan author pays to be reviewed, and we run no ads. See a mistake? Email David at corrections@buenavida.run · How we score →
Plan at a Glance
This plan is for running six days a week because of what it does for you. You already hold about 40 miles across those days, and you want to stay fit, feel good in your legs, and put a little sharpness back in them, with no race deciding the schedule. Regular running lifts mood for most people, not only fitness, and a steady week like this one is built to keep both coming.
It opens with easy running: steady weekday runs, a long run on Saturday, and strength on the seventh day. Strides (short, relaxed pickups, never sprints) join partway through, and a short fartlek, which is speed play by feel inside an easy run, arrives in the first cutback week. After that cutback, each week opens with a tempo run, an effort you could hold for about an hour, and the fartlek comes back every other week in place of an easy run. The Friday run stays small all the way through, so Saturday's long run feels routine rather than big.
One thing worth noticing: the biggest week comes early, before any hard running at all. The hardest week, with a tempo, a fartlek and the longest run of the plan, carries a little less. Mileage and stress aren't the same thing, and this plan is built on that difference. At your level, most of your fitness rests on easy miles, run week after week at a volume you already handle. The faster running sits on top of that base. It doesn't replace it.
Watch the first tempo most closely: 4.5 miles on the Monday after the first cutback, with 2.5 of them at tempo. Your legs will be fresh, and the first half-mile will feel almost too easy. Let it. Tempo is a short phrase, not a sentence. Run it as a time trial and you carry that into the rest of the week, and by the day after the next fartlek the easy runs start to feel like a grind. Run it at tempo and the weeks that follow hold their shape.
Buena Vida's full review of the plan is below. We score every plan against our detailed, 30-point benchmark, with each measure drawn from peer-reviewed sports-science research and proven coaching best practices.
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Our Review
An experienced runner who wants to stay fit on 6 days a week needs most of those days gentle enough to repeat without much thought. This well-made plan delivers that, and it's an easy one to recommend. It keeps you near the 40 miles you already run, keeps nearly all of that easy, and adds faster running in small, steady doses: strides from week 3, a fartlek every other week from the first cutback, and a Monday tempo through the second half. What it doesn't do is build. Weekly mileage holds level, with the biggest week coming early, so the block keeps what you have rather than adding miles. The one week to handle with care is the one after the first cutback, when the first tempo and the return to full mileage land together. Run that tempo on the gentle side, since nothing new arrives after it. If raising your mileage is the goal, this isn't that plan. For keeping a strong, steady habit and feeling good inside it, it is.
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Structure
Does the plan build you up smartly?
It builds in two clean steps, which is all a plan for staying fit needs. The first four weeks are almost all easy running to settle the rhythm, and the next four add a weekly tempo. All 7 harder sessions are written out in full, warm-up to cool-down, and each comes with a note on its purpose, so a hard day never leaves you guessing.
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Prevention
Does the plan protect you from injury?
Mostly, and the soft spots are easy to plan around. The Monday tempo and the every-other-week Wednesday fartlek are the only faster runs, and Tuesday's easy run always sits between them. Each tempo is wrapped in 1 easy mile at either end, Sunday's strength session never leaves the calendar, and weekly load never jumps. Sharp jumps in running load tend to raise injury risk, and this plan starts at the volume you already run and stays close to it. Each phase closes with a cutback week that trims the running by more than a quarter, a deeper dip than a plan for holding fitness strictly needs, and the long run shortens with it. The week to watch is the one after the first cutback, when the first tempo and the return to full mileage arrive together. That Monday your legs may feel fresh enough that the first half-mile of tempo seems almost too easy. Keep it at a short phrase, not a sentence, and let the easy runs after it stay easy.
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Flexibility
What happens when you miss a day?
Missed easy days cost almost nothing, and only three runs need guarding. Most of your runs are easy runs of similar length, so a missed one simply drops off. Don't squeeze it back in. The runs to protect are the Saturday long run and, from the first cutback on, the tempo and fartlek. If you miss one of those, slide it a day later, as long as it doesn't end up next to the other hard session or the long run. If several days go, rejoin at the current week rather than rerunning the old one. The tempo holds at 2.5 miles all through the second phase, so there's no step to miss. And if something feels off rather than just tired, a day off now costs far less than a week off later.
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Variety
Are the workouts varied enough?
This is the right amount of variety for a plan built to keep you fit. The plan works with four kinds of run: easy runs, the long run, tempo runs and fartleks. Inside that it mixes things up well. The two fartleks feel nothing alike: in one the surges grow longer and steadier, in the other they shrink down to stride-length bursts that ask for quick feet. Strides on one easy day a week from week 3 keep the legs used to turning over faster, and the tempo gives the build a steady, repeatable anchor.
Workouts
Every Buena Vida training plan comes with detailed coaching notes and live workout guidance. Tap any workout to preview the notes for that day.
8 weeks of training without a race on the calendar pulling at the schedule. That's its own kind of discipline. This week is mostly about whether the rhythm you're aiming to hold actually fits the rest of your life. Pay attention to that more than to the runs themselves. If the schedule fights you on a Tuesday, it will keep fighting you on Tuesdays for the rest of the cycle. It's better to find that out now than a month from now.
M 6mi Easy Run
6 miles easy. The first run of the cycle is the calibration day for everything that follows. On a 6-day plan, easy doesn't mean comfortable. It means a pace at which a conversation would still be possible late in the run. If the second half drifts faster than the first, you held the right discipline. If the first half felt harder than the second, you started too quickly and have a small correction to make tomorrow.
Tu 6mi Easy Run
6 miles at the same easy effort as Monday's run. On a 6-day week, the weekday runs all look alike from the outside. The variation lives in how the legs feel under them. Today's check: does the breath sit a notch easier than yesterday?
W 6mi Easy Run
6 miles easy. With 2 easy days already behind you this week, the question isn't whether the legs can take it. The question is whether the effort drifts. Resist the small lift that always tries to happen when a route gets familiar.
Th 6mi Easy Run
6 miles easy. Midweek is often where the rhythm starts to feel real: 6 running days, every one of them easy this week. Stay with it. If the legs feel better than expected, hold the pace anyway and save the spare energy for Saturday.
F 6mi Easy Run
6 miles easy, the last easy run before tomorrow's long run. Tomorrow's 11-mile long run is the biggest day of the week, and it goes better on legs that weren't pushed today. Keep this one slow enough to talk the whole way. The legs should feel a touch loose by the second mile.
Sa 11mi Long Run
11 miles at easy effort. This is the first long run of the cycle. The point isn't the distance, since at 40 miles a week you've run further before. The point is fitting a long run inside a 6-day week, with 5 other runs around it. Cover the miles at a pace you could hold for another 2 miles without strain. If you finish thinking you could have gone faster, you ran it correctly.
Su Strength Training
This is often the week that shows whether the easy runs are actually being run easy. The opening days of any block carry some adrenaline, and by now it has worn off. No week in the cycle carries more running than this one, even if only by a little. This is when the legs either settle into the running or start sending up small flares. If you're feeling the weight of it already, that's information. The answer is almost always to dial the easier days down a notch rather than to swap anything harder in.
M 6mi Easy Run
6 miles easy. The legs may feel a little flat the day after the 11-mile long run, and that's normal. Run on feel rather than pace and let the body recalibrate.
Tu 6mi Easy Run
6 miles easy, the second run since the long run. The dullness from yesterday usually lifts by now. The check today is symmetry: does the cadence (the number of steps you take per minute, which most watches can measure) feel even from start to finish?
W 6mi Easy Run
6 miles easy, midweek. The distance matches Monday and Tuesday on purpose, because that sameness is the point. The steady easy days add up, and no single big day has to carry the week.
Th 6mi Easy Run
6 miles easy, the fourth run of the week at the same distance. The 11-mile long run is well behind the legs now, and the week has its own rhythm. Nothing this week is hard. The work comes from 6 easy runs in a row, and today sits in the middle of that chain.
F 6mi Easy Run
6 miles, easy effort, last run before tomorrow's long. Same posture as last Friday: keep the effort one notch below what feels natural. Miles like these are where your aerobic base builds, one easy run at a time.
Sa 11.5mi Long Run
11.5 miles easy. It is the longest run of the cycle so far, if only by a little. Hold the effort identical to last Saturday and let the distance grow inside that effort. If the closing 2 miles feel heavier than they did on the 11-mile long run, that's the extra running catching up, and it's fine.
Su Strength Training
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All 8 weeks in the app
Daily coaching notes, nutrition guidance, reschedule logic, and strength placement.
Plan Strengths
- Even the busiest weeks keep at least four of the six runs easy, so the Monday tempo can be properly hard and six days a week stays sustainable.
- Two cutback weeks, each trimming the running by more than a quarter, give your legs a planned break from the load.
- Monday's tempo and Wednesday's fartlek never touch, and each session's notes spell out what it's for and how it should feel.
- Strides from week 3 and short fartleks keep faster running in the legs in small doses.
- It starts at the volume you already run and ends there too, so there's no peak to come down from at the end.
Weaknesses & Gaps
- Weekly mileage holds level rather than progressing, so this won't raise your volume.
- The first tempo run arrives the week after the first cutback, the same week the mileage climbs back.
- Only four run types, so the gears above tempo get light touches.
What's missing
Strides and the shortest fartlek surges are all your faster gears get above tempo, since hills, longer intervals, and progression runs are left out. If you want a little more, week 7 has no fartlek, and its Thursday easy run is a good place for a handful of short hill repeats on an easy route, or for letting the last mile drift a little quicker. Pick one, not both. Leave week 5 alone, though. It's the week the first tempo arrives as the mileage comes back, and the better change there runs the other way: keep Tuesday and Wednesday close to cutback length, around 4.5 miles, so the new session lands before the full week returns. If you're unsure of your tempo effort, treat that first tempo as your calibration run and trust the talk test: a short phrase, not a sentence.
What the science supports
Consistent mileage is linked to fewer injuries
Your chronic training load is the running you have done week to week over months, and this plan starts from about 40 miles a week rather than building toward it. Weekly running sits between 38.5 and 41.5 miles outside the 2 cutback weeks, so the tempos and fartleks land on prepared legs. Higher, consistent weekly mileage is generally linked to fewer injuries, not more. The evidence is observational, and not every study agrees.
Fixed plans need built-in lighter weeks
The cycle splits deliberately into two four-week phases. The first four weeks are nearly all easy running, with strides from week 3 and a single short fartlek in week 4. Starting in week 5, a tempo run opens every week and fartleks return in weeks 6 and 8. Weeks 4 and 8 are the cutbacks, at 29 and 29.5 miles. Load that piles up without relief tends to raise injury and illness risk, so a fixed plan needs those breaks written in.
Keep easy days easy, hard days hard
Each week holds 6 runs, and even in the back half no more than 2 of them are hard: a Monday tempo run, comfortably hard enough that you can say a short phrase but not a sentence, and in weeks 6 and 8 a Wednesday fartlek. An easy day always sits between them. Weekday runs of 4.5 to 7 miles and the Saturday long run stay conversational. Trained distance runners tend to improve more with this clear split than by running everything at a medium effort.
Stöggl & Sperlich 2014; Casado et al. 2022; Kenneally et al. 2018
Mix easy and hard instead of steady medium
The faster work comes in mixed forms over an easy base: strides on Tuesdays from week 3, 3 Wednesday fartleks (speed play, surges run by feel) in weeks 4, 6 and 8, and 4 Monday tempo runs of 2.5 miles in weeks 5 to 8. The tempos stay short, and no week is built around them. For trained runners, this mix may build endurance a little better than steady medium-hard running. Recent reviews find the edge is small.
Stöggl & Sperlich 2014; Rosenblat et al. 2019; Casado et al. 2022
Sharp running-load jumps raise injury risk
Weekly running sits between 38.5 and 41.5 miles in every full week, and the 2 cutback weeks drop to 29 and 29.5. Coming back from the week 4 cutback, week 5 returns to 40.5 miles, close to the average of the 4 weeks before it. The tempos and fartleks add effort, not distance. Sharp jumps in running load tend to raise injury risk, most clearly when one run goes well past your longest of the past month. No run here does.
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