All sorts of things here that will be useful to you.
Guide for the registration process (How to register as an interested party)
Health and Noise
AircraftNoiseEffectsonHealthUnivofLondon2015
HowDoesLivingWithAircraftNoiseAffectWellbeingUKAIrportsEuropeanCommission2016
German Medical Research on Impact of AIrcraft Noise 2008
AmericanHeartAssociationCardiovascularHarm
No Night Flights Reports and Responses
NNF-2018-consultation-response
NNF 2017 consultation response
Myths about Manston