Former Israeli Prime Minister Benjamin Netanyahu was released from a Jerusalem hospital on Thursday, his party said, a day after he was admitted complaining of chest pains.

Netanyahu, 72, was taken to the city's Shaarei Tzedek hospital late Wednesday after feeling unwell at synagogue services for the Jewish fasting day of Yom Kippur.

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Netanyahu sitting at Knesset

FILE - Former Israeli Prime Minister Benjamin Netanyahu speaks to right-wing opposition party members, at the Knesset, Israel's parliament, in Jerusalem, June 14, 2021. Netanyahu was hospitalized on Wednesday, Oct. 5, 2022, after feeling unwell during the Jewish fasting day of Yom Kippur. (AP Photo/Maya Alleruzzo, File) (AP Photo/Maya Alleruzzo, File)

He underwent medical exams and stayed overnight for observation. The hospital said his tests results were normal.

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Netanyahu with open hands

Israeli Prime Minister Benjamin Netanyahu chairs the weekly cabinet meeting in Jerusalem, Sunday, March. 8, 2020. (AP Photo/Oded Balilty, Pool) (AP Photo/Oded Balilty, Pool)

The former prime minister is now returning to work and already went on his morning walk, his Likud party said, thanking the staff at the cardiology department and intensive care unit for their help. To ward off concern about his health, Netanyahu later released a video from a Jerusalem park, walking briskly and declaring he felt "great."

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Israeli Prime Minister Benjamin Netanyahu speaks to his Likud party members during a campaign event near Tel Aviv, Israel, Monday, Feb. 9, 2015. Netanyahu on Monday accused the publisher of the Yediot Ahronot daily newspaper of carrying out a smear campaign against him in the hopes of pushing him out of office. (AP Photo/Ariel Schalit)

Israeli Prime Minister Benjamin Netanyahu speaks to his Likud party members during a campaign event near Tel Aviv, Israel, Monday, Feb. 9, 2015. Netanyahu on Monday accused the publisher of the Yediot Ahronot daily newspaper of carrying out a smear campaign against him in the hopes of pushing him out of office.  (AP Photo/Ariel Schalit) (The Associated Press)

His hospitalization comes less than a month before Israel holds its fifth national election in under four years.

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The Nov. 1 election, like the previous four, is focused largely on whether voters believe Netanyahu, who is on trial for corruption charges, is fit to lead the nation.