What is Low Dose Radiation Therapy?
- shelbybrodeur6
- Jul 18
- 1 min read
Updated: Sep 9
Low Dose Radiation Therapy (LDRT) is a specialized form of radiation treatment that uses very small doses of radiation to manage benign (non-cancerous) conditions—unlike traditional high-dose radiation used for cancer. It is a non-invasive, targeted approach that can help reduce inflammation, pain, and tissue overgrowth in various chronic or degenerative diseases.
💡 How Does It Work?
LDRT delivers precise, low levels of ionizing radiation—typically between 0.3 and 1.5 Gray (Gy)—to the affected area. This small amount of radiation is not strong enough to destroy tissue, but it can modulate the immune response and reduce inflammation.
✅ Conditions LDRT May Help Treat
Arthritis (osteoarthritis and rheumatoid arthritis)
Plantar fasciitis
Tennis elbow (epicondylitis)
Shoulder tendonitis
Dupuytren’s contracture
Keloids (raised scars)
Degenerative joint disease
🧬 Why It Works
Anti-inflammatory effect: LDRT reduces pro-inflammatory cytokines (molecules that promote inflammation).
Immune modulation: Helps balance immune cell activity, particularly macrophages and T-cells.
Pain relief: By reducing inflammation, it indirectly relieves pain.
Tissue remodeling: In some conditions like keloids or Dupuytren's, it can slow abnormal tissue growth.
⏱️ Typical Treatment Course
6 to 10 sessions over 2–3 weeks
Painless and quick (just a few minutes per session)
No need for anesthesia or recovery time
🛡️ Is It Safe?
Yes, at low doses, the risk of long-term side effects is extremely low. Decades of research support its safety and effectiveness, especially in older adults or patients with chronic pain who want to avoid surgery or long-term medication.




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