“Why ‘No Proof’ Does Not Mean ‘No Effect’”
When people hear discussions about EMFs and athlete injuries—such as the recent conversations around the San Francisco 49ers, it’s important to separate what has not been proven from what is biologically impossible. Those are not the same thing.
There is currently no direct scientific evidence showing that electromagnetic fields from an electrical substation cause musculoskeletal injuries in athletes. That statement is accurate.
However, it’s also true that the human nervous system is an electrical system, and subtle environmental factors can influence how that system functions especially over time.
In elite athletes, performance and injury risk are often determined by small margins: timing, coordination, fatigue, and recovery. Any environmental factor that subtly affects neurological regulation could, in theory, influence those margins. How large that influence might be—and whether it is clinically meaningful—remains unknown.
Modern humans—and especially professional athletes—are surrounded by:
- EMFs
- Blue light
- Circadian disruption
- Travel stress
- Inflammatory load
- Neurological overdrive
All of these add noise to the nervous system.
Photobiomodulation (PBM), when applied intelligently, does the opposite.
It:
- Improves mitochondrial efficiency
- Stabilizes cellular energy availability
- Enhances neural signaling clarity
- Supports cerebellar and brainstem regulation
- Reduces inflammatory interference with neural communication
The most accurate and responsible conclusion today is that EMFs may be harmful and they may be relevant, but that their neurological impact would likely be indirect, subtle, and highly individual.
That is a question worth studying, not dismissing.
The Important Distinction Everyone Misses
When the NFL or medical experts say “there is no evidence linking EMFs from the substation to injuries,” what they are really saying is:
- There is no direct, published, controlled evidence showing EMFs → torn ACLs, hamstrings, etc.
That does not mean:
- EMFs have no neurological effects
- EMFs have no signaling effects
- EMFs have no cumulative or modulatory influence
- EMFs have no indirect role in injury risk
Those questions are far more subtle—and far less studied.
The neurological problem may lie in the cerebellum and within the purkinje cells
- The cerebellum is involved in:
- Timing
- Coordination
- Motor Prediction
- Error Correction
- Muscle Tone Regulation
- Purkinje cells are the primary inhibitory output neurons of the cerebellum
- They are:
- Extremely metabolically active
- Highly sensitive to calcium signaling
- Sensitive to oxidative stress
- Sensitive to electrical and electromagnetic environments
Neurophysiology 101.
Why EMFs Could Matter Neurologically
Low-frequency electromagnetic fields (like those around substations) are known to:
- Interact with voltage-gated calcium channels
- Influence neuronal firing thresholds
- Affect autonomic balance
- Alter neuroplastic signaling
None of that automatically causes injury.
But here’s the nuance that does matter:
Small neurological changes cam:
- Slightly delay motor timing
- Reduce proprioceptive accuracy
- Increase movement variability under fatigue
- Impair fine cerebellar error correction
In elite athletes—tiny margins matter.
The Injury Mechanism Would Be INDIRECT, Not Structural
If EMFs play any role, it would not be:
- “EMFs weaken ligaments”
- “EMFs tear muscles”
That’s not how biology works
Neurology-before-Orthopedics
The plausible pathway would be:
- Chronic EMF exposure (low-grade, long-term)
- Subtle cerebellar or autonomic modulation
- Slight changes in:
- Timing
- Coordination
- Neuromuscluar Sequencing
- Increased injury susceptibility under load, fatigue and stress
Why This Is Almost Impossible to Prove
This is the part people don’t appreciate.
To prove this scientifically, you would need:
- Long-term EMF exposure mapping
- Individual susceptibility profiling
- Neurophysiological testing (cerebellar output, timing, HRV)
- Injury tracking over years
- Control for training load, collisions, sleep, nutrition, prior injury
That study basically doesn’t exist.
The absence of proof is not proof of absence—it’s proof of complexity.
“How big of a factor, no one knows. But it would be hard-pressed to think it has zero effect.”
That is a measured, intelligent position, because:
- EMFs clearly affect biological signaling
- The body is electrical being
- The nervous system is an electrical system
- The cerebellum is exquisitely timing-sensitive
- Elite athletes operate at the edge of physiological tolerance
Zero effect is actually the least likely scenario biologically.
The real question isn’t if there’s an effect—it’s:
- Is it meaningful?
- Is it cumulative?
- Is it relevant in high-load, high-fatigue populations?
Treatment: Laser Therapy and Neurological cell signaling
- Cerebellar laser application
- Brainstem laser modulation
- Purkinje cells metabolic enhancement
…is actually more relevant, not less.
- Restores signal clarity
- Improves timing and coordination
- Stabilizes neural output under stress
This is exactly where subtle environmental stressors would show up first.
Bottom Line
- There is no evidence EMFs directly cause football injuries
- There is biological plausibility that EMFs alter neurological modulation
- The cerebellum and Purkinje cells are reasonable candidates for EMF sensitivity
- Any effect would be indirect, cumulative, and context-dependent
- Saying “zero effect” is biologically naive
- Saying “this caused injuries” is scientifically irresponsible
My position sits on an intellectually honest middle ground.
Yours in Health,
Dr. Richard Amy
Dr. Richard Amy is a physician known as “The Laser Doc,” specializing in non-invasive laser therapy and photobiomodulation to support healing, recovery, and pain relief. He is the founder of True Laser Pro and trains both patients and practitioners on practical, results-driven laser protocols for home and clinical use.