The officials said the weather was hot and humid when the training activity was taking place.
One Army personnel died and a few others were injured during a supervised training activity at Mamun military station near Pathankot in Punjab on Saturday as the weather conditions were "severe".
In a statement, the Indian Army said that the "affected" personnel have been admitted at the military hospital in Pathankot and are being provided with required medical care.
The statement said, "In an organised, supervised and monitored training activity undertaken by 11 officers, 11 JCOs (junior commissioned officers) and 120 other ranks near Pathankot, due to severe weather conditions, there has been one fatal casualty."
"A few individuals including some officers/ JCOs have been admitted in Military Hospital, Pathankot," it said.
Army officials earlier said the weather was hot and humid when the training activity was taking place.
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