Explore Tumblr blogs with no restrictions, modern design and the best experience.
Fun Fact
Kazakhstan’s Minister of Communications and Informatics has blocked the Tumblr site because it contained 60 sites of terrorism, extremism, and pornography in 2015.
No EKG but a heartbeat recording of a guy and an enforced breath hold by swimcap. The heart is initially racing but slows as the breath hold progresses. Breathing is stopped for 2 minutes.