He returned to the national capital yesterday after spearheading AAP's aggressive campaign for Punjab Assembly polls.
"The chief minister's blood sugar level has shot up. He is taking insulin thrice a day to keep it under control.
"He will leave for Bengaluru on February 7 to undergo naturopathy treatment. Also, he has fever. He will be there for 12-14 days," said a senior Delhi government official.
In January last year, Kejriwal had undergone 12 days of naturopathy treatment at the same institute for chronic cough and diabetes.
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