As the 2026 World Cup heats up, the focus is on England and Norway's upcoming quarter-final clash in Miami, a city known for its scorching summer temperatures. While England has been shielded from the extreme heat in North America, Norway has been exposed to it, raising the question: who is better prepared for the heat of Miami? The answer may lie in the teams' training grounds and strategies, as well as the players' physiological adaptations. England's initial base in Florida and subsequent move to Kansas, where daily temperatures hover around 32-34C, have likely helped them acclimatize to the heat. In contrast, Norway's warm-up matches in Oslo and New Jersey, where temperatures reached 31C, may have left them more fatigued. The impact of heat on the body is significant, with sweating being the primary method of heat loss. However, high humidity can trap sweat, leading to heat exhaustion and heatstroke. FIFA has introduced climate-controlled benches, water and electrolyte drinks, ice, cold towels, fans, mist, and shade to mitigate these risks. Additionally, phase-change ice vests and large ice-cold towels during hydration breaks can help players stay cool. The hottest games in World Cup history have served as a reminder of the challenges that await the teams in Miami. The two hottest group stage games were in Miami, with WBGT temperatures reaching 32.9C and 33C, respectively. The warmest game of the tournament was in Philadelphia, where temperatures hit 37C. One of the hottest World Cup games ever was in 1994 in Orlando, Florida, where temperatures reached 43.33C. While Miami won't quite reach those extremes, it will still be a test for the northern European teams. In conclusion, England's strategic acclimatization and Norway's exposure to heat may give England an edge in Miami. However, the impact of heat on the body and the strategies employed by FIFA and the teams will play a crucial role in determining the outcome of the match. As the World Cup continues, the heat will only intensify, making this quarter-final clash in Miami a true test of endurance and preparation.