PNIPAM	Poly(N-isopropylacrylamide)
PNIPAM-ECHs	Poly(N-isopropylacrylamide) based electrically conductive hydrogels
ECHs	electrically conductive hydrogels
PNIPAM-Hs	Poly(N-isopropylacrylamide) based hydrogels
PANI	Polyaniline
PPY	Polypyrrole
PT	Polythiophene
CNTs	Carbon nanotubes
NIR	Near-infrared
HEMA	2-Hydroxyethyl methacrylate
MWCNTs	Multi-walled carbon nanotubes
AA	Acrylic acid
DMSO	Dimethyl sulfoxide
GO	Graphene oxide
rGO	reduced Graphene oxide
SA	Sodium acrylate
PDA	Polydopamine
NPs	Nanoparticles
KH570	γ-methacryloxypropyltrimethoxysilane
f-BNNS	functionalized boron nitride nanosheets
PVA	Polyvinyl alcohol
PEDOT:PSS	Poly(3:4-ethylenedioxythiophene):polystyrene sulfonate
BIS N: N’	methylenebis(acrylamide)
QCS	Quaternized chitosan
APS	Ammonium persulphate
TEMED	Tetramethylethylenediamine
PAM	Polyacrylamide
AM	Acrylamide
ECG	Electrocardiogram
EEG	Electroencephalogram