A bit more...
Putin ‘resuscitated’ after having ‘cardiac arrest’ in his bedroom claims Telegram channel
https://www.mirror.co.uk/news/world-news/putin-resuscitated-after-having-cardiac-31259024
One doesn’t just get up and walk away from “cardiac arrest.” People use that term Willynilly…but it means a compete stoppage if the heart. That’s pretty serious if it’s more than a couple minutes outside a hospital.
One doesn’t get “shocked” back to life when they flatline.