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Intermediate Achilles Tendinopathy Routine

A progressive, tendon-friendly calf loading session to reduce pain and build capacity in ~25 minutes.

Warm-Up

Increase blood flow and gently mobilize the ankle before loading. Duration: 5 minutes.

Ankle Pumps
Ankle Pumps1 min
Calf Stretch
Calf Stretch1 min each side
Soleus Stretch (Bent-Knee Calf Stretch)
Soleus Stretch (Bent-Knee Calf Stretch)1 min each side

Circuit A

Isometric and eccentric work. Use a step if tolerated. For eccentrics: rise with both legs, lower on one leg for 3–4 seconds.

Single-Leg Calf Raise Isometric Hold
Single-Leg Calf Raise Isometric Hold30 sec each side
Eccentric Heel Drop
Eccentric Heel Drop8x each side
3 rounds · 15 sec rest
1 min rest

Circuit B

Soleus bias and foot control. Keep knee slightly bent for bent-knee raises. Move slow and controlled.

Bent-Knee Calf Raise
Bent-Knee Calf Raise10x each side
Toe Yoga (Big Toe Down / Other Toes Up)
Toe Yoga (Big Toe Down / Other Toes Up)30 sec each side
2 rounds · 15 sec rest

Cool-Down

Downshift and restore comfortable range without pushing into pain. Duration: 3 minutes.

Calf Stretch
Calf Stretch45 sec each side
Soleus Stretch (Bent-Knee Calf Stretch)
Soleus Stretch (Bent-Knee Calf Stretch)45 sec each side
Eccentric Loading & Isometric Pain Control

Eccentric Loading & Isometric Pain Control

The Single-Leg Isometric Hold exploits tendon pain-inhibition to calm reactive tissue before the Eccentric Heel Drop introduces the slow, high-load lengthening that drives collagen remodeling in the Achilles. Bent-Knee Calf Raises then isolate the soleus — the deeper, often-overlooked culprit in mid-portion tendinopathy.

Why Achilles Tendons Hate Passive Rest

Why Achilles Tendons Hate Passive Rest

Tendinopathic tissue loses its load-bearing capacity through disuse faster than any other connective tissue, making graded mechanical stress the actual treatment. The progression from ankle pumps to single-leg loading mirrors how the Achilles must manage 6–8x bodyweight during running — rebuilding that tolerance incrementally is the entire game.

Structure Your Progression Around Pain Response

Structure Your Progression Around Pain Response

Rate your pain on a 0–10 scale during Eccentric Heel Drops — a 3–4 is acceptable, above 5 means reduce range or load. As morning stiffness and post-session soreness diminish over 4–6 weeks, add tempo (slower eccentrics) before adding reps, honoring the tendon's slower adaptation timeline compared to muscle.

Intermediate Achilles Tendinopathy Routine | Mighty Nimble | Mighty Nimble