The “Cooling Glove” technology, developed by Stanford researchers and utilized by many NFL and Olympic teams, utilizes a unique “thermal portal” in the palms of the hands.39 The palms contain specialized blood vessel networks called Arteriovenous Anastomoses (AVAs) that are designed specifically for heat dissipation.40 By applying a mild vacuum and cool water to the palms, the device “pulls” heat out of the blood before it returns to the heart and core. This localized cooling can prevent the “thermal drift” that leads to premature fatigue, allowing athletes who might later relax in Hoodie shirts to maintain high-intensity output for significantly longer periods without their core temperature reaching the “critical threshold” that triggers the brain’s Central Governor to shut down effort.41

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The “Placebo Effect” and “Nocebo Effect” in sports performance highlight the incredible power of belief on physical output. Studies have shown that when athletes are told they are taking a powerful new supplement (which is actually a sugar pill), they often experience a significant, measurable increase in strength and endurance—sometimes matching the effects of actual caffeine or creatine. This is driven by the brain’s release of endogenous opioids and dopamine in anticipation of a result. Conversely, the “Nocebo” effect occurs when an athlete’s performance drops because they believe they are at a disadvantage, such as wearing “unlucky” gear or the wrong Hoodie shirts. This psychological reality proves that the “mind-body connection” is not just a metaphor; the brain’s expectations can literally alter the hormonal and neural signals sent to the muscles.

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The “Metabolic Cost of Transport” (CoT) is a mathematical representation of the energy efficiency of an athlete’s movement, calculated as the energy expended per unit of distance traveled. In running, this is heavily influenced by Stride Frequency and Vertical Oscillation. If an athlete “bounces” too much (high vertical oscillation), they waste energy fighting gravity rather than moving forward.

• This All Over Print design is made with high-quality, 100% spun polyester that delivers the look and feel of organic cotton without ever cracking, peeling or flaking. It stays wrinkle free and soft to the hand forever, able to withstand summer festivals, late nights and world domination with style and grace. 

  We print our product using dye-sublimation, a technology that allows for us to produce these insanely vibrant all over designs. Due to this process, the product may contain smudges or irregularities along the seams or under the armpit of the sleeves or on the hoodie pocket. We cannot accept returns for this reason. Each item is a unique, 1 of-a-kind product, printed exclusively for the customer who ordered it.