According to a statement from his representative, accessed by Variety, Santana "was overtaken by heat exhaustion and dehydration", and was taken to the emergency department at McLaren Clarkston hospital for observation.
Mr Thanedar, 65, also a scientist, raised a record-breaking USD 438,620, primarily from his own wealth, in the state House primary against six other opponents of the Democratic Party.
Dozens of demonstrators crowded the lobby of the building in Lansing, where they demanded to be allowed inside the House Chamber.
The H-1B visa, popular among Indian IT professionals, is a non-immigrant visa that allows US companies to employ foreign workers in speciality occupations that require theoretical or technical expertise.
In a memo to employees, Monday, CEO Jim Hackett said the fourth wave of the restructuring will start on Tuesday.
