Series: Decoding Cancer-Associated Cachexia — From Basics to Breakthroughs | Part 5

What Works Today — Nutrition, Exercise, Anti-inflammation, and Current Drugs

Part 5 is a how-to guide. We align home and clinic workflows and run nutrition, resistance exercise, inflammation/symptom control as a package. Medications are adjuncts—use purposefully and safely with your clinical team.

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3 takeaways

  • Start multi-modal together: nutrition + exercise + symptom/inflammation care, then review at two weeks.
  • Match the first move to the phenotype: fat-first → appetite/nausea + energy; muscle-first → resistance + protein.
  • Use drugs short-term with goals: low-dose olanzapine, megestrol, short-course steroids, anamorelin (JP) when appropriate.

1) Clinic workflow (15–20 min first visit; 10 min follow-up)

  1. Home prep: two-week log (weight, intake, activity, function, symptoms) + one meal photo/day.
  2. Quick assessment: update the Part-3 mini-dashboard (composition/function/PROs).
  3. Phenotype: fat-first / muscle-first / mixed.
  4. Same-day start: diet plan + home resistance + symptom/inflammation fixes + (if indicated) a short drug trial.
  5. Two-week review: keep what helps, stop what doesn’t, iterate.

2) Nutrition: make protein and energy feasible

  • Targets: protein 1.2–1.5 g/kg/day, energy 25–30 kcal/kg/day (individualize for age/activity/comorbidities).
  • Pattern: 3 meals + 2 snacks; include a protein source each time.
  • When intake is hard: cooler foods, a touch of acid/aroma, small frequent portions, short-term oral supplements.
  • Fat-first tips: energy-dense foods (oils, nuts, avocado) + aggressive antiemetics.
  • Muscle-first tips: leucine/EAA focus and post-exercise protein timing.

3) Home resistance: painless, breath-light, reproducible

Core set (≈3 days/week)

  • Chair stands 10×2
  • Heel raises 20×2
  • Band curls/extensions 10×2
  • Stair steps 1–2 flights

Intensity: RPE 3–4/10 (“somewhat easy–somewhat hard”). Skip on fever, severe nausea, or pain flares.

Safety flags (stop & call)

  • Chest pain, severe dyspnea, presyncope/falls
  • Fever, irregular pulse, perceived desaturation
  • New/worse bone pain or disabling myalgia

4) Tame symptoms/inflammation: make eating possible

  • Nausea/vomiting: bedtime low-dose olanzapine; tailor 5-HT3 blockers to regimen.
  • Pain/sleep: relieving pain and improving sleep unlock activity.
  • Constipation/diarrhea, mucositis: lower these barriers to intake quickly (laxatives, probiotics per team advice, mouthwashes).
  • Anti-inflammation: consider NSAIDs short-term at minimal effective dose when appropriate; monitor GI/renal risks.

5) Positioning current drugs (always clinician-led)

Anamorelin (JP)

  • Goal: improve appetite, weight, lean mass in eligible cancers.
  • Best fit: fat-first → mixed with anorexia prominent.
  • Watch: glucose, edema, CV history; define duration and stopping rules.

Low-dose olanzapine

  • For anorexia/nausea symptom relief (often bedtime).
  • Watch: somnolence, EPS/QTc per team guidance.

Megestrol acetate

  • Expected: appetite↑, weight↑ (often fluid/fat).
  • Caution: edema, VTE risk; be selective in frail/at-risk patients.

Short-course corticosteroids

  • Expected: short-lived boosts in appetite/energy.
  • Caution: long-term harms (infection, hyperglycemia, myopathy); set a clear taper/stop plan.

Rule of thumb: define goals, test briefly, keep if helpful, stop if not. Avoid open-ended monotherapy; reassess every two weeks.

6) First moves by phenotype (quick map)

Fat-first

  • Antiemetics + appetite support first
  • Energy-dense diet
  • Anamorelin if eligible

Muscle-first

  • Resistance + protein-forward plan
  • Fix pain/sleep
  • Address inflammation/metabolic tilt

Mixed

  • Start multiple levers together
  • Escalate symptom care
  • Short drug trial when justified

7) What to review at two weeks

  • Appetite/nausea scores (0–10)
  • Function (chair stands count/effort; stairs breathlessness)
  • Weight/edema, bowel status
  • Behavior (outings, steps, naps)
  • Safety (falls, hyperglycemia, edema, arrhythmia)

8) Pitfalls to avoid

  • Chasing weight alone → always pair with function/PROs.
  • Leaving “can’t eat” unaddressed → fix nausea/mucositis/constipation first.
  • Zero or excessive exercise → target RPE 3–4 for sustainability.
  • Medication drift → two-week goal-and-stop reviews.

My Perspective

Starting “eat–move–unblock” together outperforms single levers. Make the first move phenotype-specific, then in two weeks double down on what works and drop what doesn’t. The core win is reclaiming time-of-day windows when the patient can be active—meds smooth the road, but behavior + environment carry the distance.

Next in the Series

Part 6: “What’s Next — GDF15 Blockade and the Era of Precise Phenotypes.” We’ll explore biomarker-driven enrollment, composite endpoints, and home sensing for next-generation trials.

Edited by Morningglorysciences

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Author of this article

After completing graduate school, I studied at a Top tier research hospital in the U.S., where I was involved in the creation of treatments and therapeutics in earnest. I have worked for several major pharmaceutical companies, focusing on research, business, venture creation, and investment in the U.S. During this time, I also serve as a faculty member of graduate program at the university.

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