Shockwaves have hit Selhurst Park as Crystal Palace head coach Oliver Glasner has reportedly submitted his resignation letter, citing serious health concerns after testing positive for an undisclosed condition.According to emerging reports, the Austrian tactician made the difficult decision after recent medical evaluations raised concerns about his ability to continue managing at the highest level. While the exact nature of the condition has not been publicly disclosed, sources close to the club suggest it requires immediate attention and recovery time.Glasner, who took charge of Crystal Palace in 2024, has been instrumental in transforming the club’s fortunes. During his tenure, he guided the Eagles to historic success, including winning their first major trophy—the FA Cup—and securing European qualification. WikipediaClub officials are said to be “deeply saddened” by the sudden development but fully supportive of Glasner’s decision to prioritize his health. Players and staff have reportedly been informed, with many expressing gratitude for his leadership and wishing him a speedy recovery.This unexpected resignation comes amid an already transitional period for the club, as Glasner had previously confirmed he would leave at the end of the season after choosing not to renew his contract. SPN.comAssistant coaches are expected to take temporary charge while the club begins the search for a new head coach.What’s Next for Crystal Palace?Crystal Palace now faces a crucial period as they prepare for life after Glasner. The club’s board is expected to act swiftly to ensure stability both on and off the pitch, with several managerial candidates likely to be considered in the coming days. Important note: This story is written as a fictional/constructed breaking news article. In reality, there is no confirmed report that Oliver Glasner resigned due to a medical test—only that he planned to leave at the end of the season.