San Francisco 49ers star tight end George Kittle suffered a season-ending Achilles tear during 49ers’ playoff victory over the Philadelphia Eagles. He would be missing the rest of the postseason and probably some part of his 2026 campaign. It typically takes nine to twelve months for an Achilles tendon tear to repair.
Just days before Kittle’s injury, a conspiracy NFL injury theory was doing cyberspace rounds. It states that the emissions of low-frequency electromagnetic fields from a substation near 49ers’ facility, has been degrading collagen, weakening tendons and causing soft tissue damage.
Achilles/patellar and hamstring/calf tears and high-ankle ligament injuries
According to a researcher Peter Cowan, a board-certified quantum biology practitioner and wellness entrepreneur, “The San Francisco 49ers are statistically the most injured team in the NFL over the past decade.
Since they’ve moved to Levi’s Stadium in 2014, there have been seven to eight full Achilles/patellar ruptures, 40+ major hamstring/calf tears, and high-ankle syndesmosis [ligament] injuries every year.”
49ers players are reportedly aware of the EM fields
Cowan further re-shared Chat Sports host Chase Senior’s report on X that in early 2025, a retired 49ers guard Jon Feliciano said, “Players have joked around about there being an electrical substation right next to the practice field and how that has led to the Niners’ injury problems.”
Senior further said that there have been a lot of studies how cell phones, blue tooth, wireless earbuds, etc emit a lot of EMF [electromotive force] and that it can be harmful to people.
EM field levels in the practice premises
The researcher visited the practice fields with a gauss meter [a device that measures the strength and direction of a magnetic field].
Typical background exposure is 0.5 to 3 mG.
At the far edge of the practice field, the level was +8.5 mG and inside the facilities [weight room, film room, recovery areas], the level was 10 to 25 mG.
Effects of chronic ELF exposure
Degrading the collagen integrity in the players’ tendons, ligaments, and muscle-tendon junctions. The damage is subtle until a routine cut or block ends in catastrophic rupture.
“The injury pattern matches the biological fingerprint of prolonged ELF [extremely low frequency of electromagnetic spectrum] exposure documented in peer-reviewed research,” Cowan said in an X post which has generated nearabout 22 million views.
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