RIM 2 RIM 2 RIM  ·  50 Mile Hike  ·  02 SEP 2026
Beast of the East  ·  50 Mile Ultramarathon  ·  12 DEC 2026

Marathon — Week 12

CategorySessionsTotal TimeEst. Distance
Running54:4932.0 mi
Strength2
Cycling11:006.0 mi
Total85:4938.0 mi
Monday 10/12 Base Run + Gym B Run Strength

Base Run — running

Duration: 49 min
Est. Distance: ~4.5 mi
Pace target: 10:16–11:38 /mi

Gym B — strength_training

Warmup — 10 min easy cardio, rest as needed

ExerciseSetsRepsWeight
Romanian deadlift310Light–Moderate
Single-leg Romanian deadlift310 eachLight
Dumbbell step-up312 eachLight
Seated cable row315Light
Weighted seated calf raise315Light

90 s rest between sets. Deload — do not chase numbers.

Tuesday 10/13 MTB Ride or Cross-Training Ride

MTB Ride or Cross-Training — cycling

Duration: 60 min
Est. Distance: ~6 mi
Effort: Easy–Moderate

No bike? Substitute 45–60 min of any cross-training — elliptical, rowing, swimming, stationary bike, or an easy run. Moderate effort. The goal is aerobic volume without extra running impact.

Wednesday 10/14 Tempo Run Run

Tempo Run — running

Est. Distance: ~5.5 mi
Format: 1.5 mi easy warmup · 20 min tempo · 1.5 mi easy cooldown

Warmup: 1.5 miles easy
Main set: 20 minutes at tempo effort — comfortably hard, ~9:00–9:45 /mi. Short sentences, not full conversation.
Cooldown: 1.5 miles easy
Notes: Shorter tempo on a cutback week — same effort, less volume.

Thursday 10/15 Base Run + Strides + BW Circuit B Run Strength

Base Run + Strides — running

Duration: 49 min
Est. Distance: ~4.5 mi
Pace target: 10:16–11:38 /mi

Strides: After your easy run, add 4–6 × 20-second strides on flat ground — fast but controlled, not a sprint. Walk 60 s between each.

BW Circuit B — strength_training

2 rounds · 40 s work / 20 s rest · rest as needed between rounds

#ExerciseDuration
1Single-leg hip raise40 s each side
2Rest20 s
3Opposite arm & leg balance40 s
4Rest20 s
5Lateral lunge40 s
6Rest20 s
7Plank with arm raise40 s
8Rest20 s
9Glute bridge march40 s
10Rest20 s
11Dead bug40 s
12Rest between roundsAs needed
Friday 10/16 Long Run Run

Long Run — running

Duration: 49 min
Est. Distance: ~4.5 mi
Pace target: 10:16–11:38 /mi easy
Light back-to-back. Peak phase — and the biggest long runs of the plan — start next week.

Saturday 10/17 Long Run Run

Long Run — running

Duration: 2:22
Est. Distance: ~13 mi
Pace target: 10:16–11:38 /mi easy
No back-to-back stress this week — just a solid, easy long run.

Sunday 10/18 Rest Day Rest

Rest Day — Rest

No workout

Beast of the East Marathon Training Plan · Week 12 of 20 · Build Phase