The university halls of residence were damaged by fire in 2023, but work begins on repairs.
Dr Richard Holliday says the information gathered will be used to inform future health guidance.
About 2,000 students are to live at the Castle Leazes site, which replaces 1960s accommodation.
The retired social worker's arrest could not be justified, Northumbria Police says.
Newcastle University scientists say the "revolution" could save hundreds of thousands of lives.
Nigel Thomas, 79, has dementia with Lewy bodies which is often misdiagnosed as Parkinson's.
Newcastle University's Sam Orange says it shows "even a single workout" could make a difference.
A study finds the treatment helps quieten ringing or buzzing in people's ears for about three weeks.
A first phase of restoration works at Henderson Old Hall in Newcastle have been approved.
