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Michael C. Scally and Andrew Hodge

Prior to presentation, two physically fit adults, a 39-year-old male and 40-year-old female, began supplementation with an over-the-counter thyroid preparation marketed as a metabolic accelerator and fat loss aid, tiratricol. Both participants took the supplement for 5 weeks (3000–4000 mcg/d) and 3 weeks (6000 mcg/d), respectively. At presentation, both complained of lethargy, loss of appetite, and muscle weakness. Upon initial laboratory evaluation, results revealed low thyroid stimulating hormone with profoundly elevated T3 values in both patients. After an extensive review of the literature, the cause of the problem was found to be the nutritional supplement they consumed contained tiratricol. After discontinuation of the supplement, thyroid levels slowly returned to baseline 40 days and 5 months later, respectively.

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Abigail M. Tyson, Stefan M. Duma and Steven Rowson

tests. The SIM-G was developed by Triax technologies (Norwalk, CT). The sensor was embedded in a headband and located at the back of the head along the nuchal line. Both wearable sensors were recommended for use in unhelmeted and helmeted sports by their manufacturers. Figure 2 —Placement of the xPatch

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John M. Rosene, Christian Merritt, Nick R. Wirth and Daniel Nguyen

impacts monitored during practices and home games during the second half of the regular collegiate season (14 practices; 5 home games). A full season included approximately 45 practices and 17 games. Instrumentation Players wore headbands which housed a Smart Impact Monitor (SIM) (Triax Technologies Inc