Jailed Putin critic Alexei Navalny could die at any minute, doctors warn

Russian opposition politician at risk of cardiac arrest' after going on hunger strike in penal colony

Jailed Kremlin critic Alexei Navalny risks cardiac arrest at any minute" as his health has rapidly deteriorated, doctors warned Saturday, urging immediate access to Russia's most famous prisoner.

On 31 March, Vladimir Putin's most prominent opponent went on hunger strike to demand proper medical treatment for back pain and numbness in his legs and hands.