The Block 2026 contestant Courtney faced 15 supraventricular tachycardia episodes during production. She is 34 years old and collapsed during episode 14. Emergency responders rushed to assist her on set. Crew members and fellow contestants expressed immediate concern. The scary heart condition forced a short filming shutdown. Daily Mail reported on the brief stop.
Contestant Lisa remained alongside Courtney during the episodes. She supported her through the frightening ordeal. Nine.com.au and Who.com.au reported on the medical intervention. They noted how fast a health crisis can unfold and the shock it caused among the team.