"He is recovering from the poison," Navalny said as he walked under the sieves.

Alexei Navalny, Putin's critic, is seen’ walking down the stairs in a hospital as he recovers from poisoning in Novichok.

He said in an Instagram statement that he still had difficulty-climbing stairs because his legs trembled but the path to recovery was "clear, albeit long".

Mr Neville is being treated’ at a German hospital after falling ill on a domestic flight to Russia on August 20.

On Thursday, a member of his delegation claimed he had been poisoned by a water bottle in a Siberian hotel room.

Two independent laboratories in France and Sweden have previously confirmed to Germany that the Russian had been poisoned’ with Novichok, which was used in the Salisbury attack on former Russian spy Sergei Skripal.

Navalny, a prominent opponent of Russian President Vladimir Putin fell ill in Siberia last month and was flown’ to Berlin, where he was treated at the Charity University Hospital.

German Chancellor Angela Merkel said the use of chemical weapons showed that a "dangerous" attack on Mr. Navalny was an assassination attempt aimed at silencing him.

"There are a lot of serious questions that only the Russian government can and should answer," he said.

Mr Navalny said in an Instagram update that he still could not use his phone and had difficulty trying to water it.

Glass

"There are still a lot of problems to be solved, but the amazing doctors at Charity Hospital have solved the central problem," the letter said.

"They transformed me from a 'technically alive person' into a person who is more likely to be ... a person who can quickly scroll through Instagram and figure out where to put their choice."

He added that at first, he had difficulty recognizing people and expressing words, adding that he was "disappointed" because he could not find "words".

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