Content uploaded by Len Ber
Author content
All content in this area was uploaded by Len Ber on Oct 13, 2024
Content may be subject to copyright.
! ! "#$%&'()*!+,!-./*)0&/1)*#!
2.3+$)4!567!898:!
!
!"#$%#&'(&)*)$+,-"./)+0
0012(3455-$6#(#$6#$*.,/,6#+-,.#6758#$9#&0
:
0
Disrup'on of Brain Entrainment Due to Pulsed EM
Energy A9acks Using Two Percussive Massagers
with Different Frequencies
!!
!"#$%&#!%'#()*#
#
O&+%#+,--%.#/01#2/&34,-356#0%,-78#1&+9.%&76:;#<0,=,&,#>"&.'34%?#,@,+A6#
,'%#B%@%'#.%6+'9B%.#,6#C%5'3>7'9A%1D#/-7835E8#78%#F>#G3=%'&4%&7#96#6H--#7',+A9&E#
/01#9N%9'#I%E967'";#78%#+34J%&6,H3&;#,6#+3.9K%.#9N%#0/L/C/#/+7;#96#&37#E9=%&#
5&.%'#/01#'5B'9+;#B57#',78%'#97#,5783'9M%6#<J,"4%&76#73#+%'7,9	&.9=9.5,-6#N83#8,=%#
9&+5''%.#O5,-9P"9&E#9&Q5'9%6#73#78%#B',9&D?2##
R856;#78%#E3=%'&4%&7#+3&K'46#35'#P',4%N3'A#9&#N89+8#/01S6TC%5'3>7'9A%6#
,'%#+3&69.%'%.#73#B%#%=%&76T,@,+A6#',78%'#78,&#,#B',9&#+3&.9H3&T9&Q5'"#'%-,7%.#73#
9&7%&H3&,-# %UJ365'%# 73# <.9'%+7%.# J5-6%.# V(# %&%'E"?3D# >5+8# 9&Q5'"# 96# +3--3O59,--"#
+,--%.#<0,=,&,#>"&.'34%?;#3'#43'%#+3''%+7-";#CW!1#2&3&XA9&%H+#B',9	&Q5'":D#R896#
-,@%'# &34%&+-,75'%;# ,-7835E8#&37# ,=,9-,B-%#9&# 78%# +5''%&7#1Y)XZ[;#96# B%9&E#
+3&69.%'%.#P3'#9&+-5693	N%#&%U7#1&7%'&,H3&,-#Y-,669K+,H3P#)96%,6%6;#1Y)XZZ4D#
\89-%#78%#G3=%'&4%&7#/01#I%E967'"#96#3J%I#P%.%',-#%4J-3"%%6#,&.#78%9'#
+-36%#P,49-"#4%4B%'6#3&-"5#2,&.#63#96#0/L/C/#/+7:;#.9,E&36%.#+9=9-9,&#.34%6H+#
+,6%6#,'%#3N%#'96%;#,&.#J'%6%&7#,#'%,-#J5B-9+#8%,-78#.,&E%'D6#V]3'76#73#+'%,7%#
Y9=9-9,&#<0,=,&,#>"&.'34%?#I%E967'"#8,=%#,-63#+344%&+%.D7
#
#A43&E#4,&"#6"4J7346#3P#C%5'3>7'9A%;#3&%#5&9O5%#6"4J734#67,&.6#357D#
17S6#+,--%.#B5]%H&E;#,&.#96#=9'75,--"#%U+-569=%#73#6,9.#,@,+A6D#1&7%--9E%&+%#Y3445&97"#
^[^^# '%J3'7# 3&# /01#.%K&%6# B5]%H&E# ,6# <6%&6%# 3P# =9B',H3&,-# J'%665'%?D8#R8%#
4%+8,&964# B%89&.# 7896# 6%&63'"# %]%+7# 96# 78%# J8%&34%&3&# 3P# +35J-9&E# 3P#
%-%+7'34,E&%H+#%&%'E"#9&73# B93-3E9+,-#H665%D )%J%&.9&E# 3N%# P'%O5%&+9%6#,&.#
69E&,-#67'%&E786#%4J-3"%.;#B93-3E9+,-#%]%+76#49E87#B%#6949-,'#73#%978%'#,#683+AN,=%;#
,&#%&7',9&4%&7;#3'#634%789&E#9&#B%7N%%&D#
(%+8,&3'%+%J73'6_J'%665'%#6%&63'6#9N%#B3."#,&.#9N%#B',9&_+,&#B%#
%UJ%+7%.#73#'%6J3&.#73#+3&7'3--%.#%-%+7'34,E&%H+#N,=%#J,@%'&6#+'%,H&E#78%'43X
,+356H+#3'#49+'3N,=%X,5.973'"#%]%+76D#>J%+9K+,--";#4%+8,&3'%+%J73'6#P35&.#9N%#
! ! "#$%&'()*!+,!-./*)0&/1)*#!
2.3+$)4!567!898:!
!
!"#$%#&'(&)*)$+,-"./)+0
0012(3455-$6#(#$6#$*.,/,6#+-,.#6758#$9#&0
;
0
9&&%'# %,'# 7',&6.5+%# 69E&,-6# .%7%+H&E# 635&.;# '37,H3&;# ,&.# E',=97,H3&,-# P3'+%D#
/+H=,H3P#78%6%#'%+%J73'6#+35-.#+'%,7%#6%&6,H3&6#3P#J'%665'%#2%DED;#B5]%H&E#9&#
8%,.;#7%%78;#3'#73'63:#,&.#,#=,'9%7"#3P#635&.6#9P#78%#J5-6%#'%J%HH3&#P'%O5%&+9%6#-9%#
9&#,	&.9=9.5,-S6#,5.9B-%#',&E%D#
\8%&#+34J,'9&E#78%#',&E%#3P#'%+%J73'6#9&=3-=%.#9&#E%&%',H&E#'%6J3&6%6#73#
=,'9356#6H45-9;#69E&9K+,&7#3=%'-,J#N,6#&37%.#B%7N%%&#J5-6%.#V(#V&%'E"#,&.#78%#
V]%+7#3P#`%'+5669=%#(,66,E%'6#2R,B-%#ZD:#
#
#
`%'+5669=%#4,66,E%'6;#N89+8#56%#',J9.#B5'676#3P#J'%665'%;#N%'%#K'67#J3J5-,'9M%.#
9&# 78%# %,'-"# ^[Z[6;# ,&.# 69&+%# 8,=%# B%+34%# ,# 8356%83-.# 97%4;# %6J%+9,--"# P3'# 78%#
,78-%7%6D#1N%#J'%6%&7#'%6%,'+8#7N3#+344%'+9,--"#,=,9-,B-%#J%'+5669=%#4,66,E%'6#
N%'%#56%.D#>%%#6J%+9K+,H3&6#9&#R,B-%#^D9#
\8%#+3&=%'7%.#I`(#2I%J%HH3&#J%'#49&57%:#9&73#0M#2+"+-%6#J%'#6%+3&.:;#1#
'%,-9M%.#78,7#78%6%#P'%O5%&+9%6#+3''%6J3&.#73#78%#P3--3N9&E#B',9&#%-%+7'9+#,+H=97"#
',&E%6a#!%7,#2Zbcb[#0M:#,&.#G,44,#2db[#0M:D#03N%=%';#B"#569&E#7N3#4,66,E%'6#
6945-7,&%356-";#378%'#P'%O5%&+9%6#+,&#B%#E%&%',7%.#=9,#8%7%'3."&9&E;#3'#
P'%O5%&+9%6#9&7%'P%'%&+%#%]%+7D10 0%'%S6#83N#E%&%',H3P#&%N#P'%O5%&+9%6#
N3'A6a#
#
ZD >54#e'%O5%&+"a#R8%#&%N#P'%O5%&+"#96#%O5,-#73#78%#654#3P#78%#7N3#3'9E9&,-#
P'%O5%&+9%6D#
^D )9]%'%&+%#e'%O5%&+"a#R8%#&%N#P'%O5%&+"#96#%O5,-#73#78%#.9]%'%&+%#
B%7N%%N%#7N3#3'9E9&,-#P'%O5%&+9%6D#
#
! ! "#$%&'()*!+,!-./*)0&/1)*#!
2.3+$)4!567!898:!
!
!"#$%#&'(&)*)$+,-"./)+0
0012(3455-$6#(#$6#$*.,/,6#+-,.#6758#$9#&0
<
0
R8%6%#&%N#P'%O5%&+9%6#,'%#3f%&#'%P%''%.#73#,6#9&7%'43.5-,H3&#J'3.5+76D#/#
P%N#%U,4J-%6#3P#P'%O5%&+"#9&7%'P%'%&+%#,'%#J'%6%&7%.#9&#R,B-%#b;#569&E#%U96H&E#
6%g&E6#3P#78%#J%'+5669=%#4,66,E%'6#56%.D##
#
#
#
e'34#,#J',+H+,-#J%'6J%+H=%;#N8%&%# 4,66,E%'# N,6#56%.;#3&-"# 4,'E9&,-#
'%-9%P# N,6# ,+89%=%.D# \8%&# 7N3# 4,66,E%'6# N%'%# 56%.# 6945-7,&%356-";# 69E&9K+,&7#
'%-9%P# N,6# ,+89%=%.# 569&E# =,'9356# P'%O5%&+"# +34B9&,H3&6;# ,&.# =,'9356# 697%6# 3P#
,JJ-9+,H3&D#>%%#e9E5'%#ZD##
! ! "#$%&'()*!+,!-./*)0&/1)*#!
2.3+$)4!567!898:!
!
!"#$%#&'(&)*)$+,-"./)+0
0012(3455-$6#(#$6#$*.,/,6#+-,.#6758#$9#&0
=
0
#
#
1P#"35#J-,+%#J%'+5669=%#8%,.6#+-36%#%&35E8#73#%,+8#378%'#2ZXh#9&+8%6:#"35#
+,%%#P'%O5%&+"#9&7%'P%'%&+%#9N%#P3'4#3P#=9B',H&E#N,=%6#E39&E#B,+A#,&.#
P3'78D#)3#&37#J-,+%#J%'+5669=%#8%,.6#3N%#65'P,+%6#+-36%#73#78%#B3&%6#X#78%"#N9--#
B54J;#,&.#97#49E87#B%#J,9&P5-D#VUJ%'94%&7#N978#=,'9356#P'%O5%&+9%6#,&.#-3+,H3&6;#
,&.#"35#N9--#E%7#,#8,&E#3P#97D##
e3'#B5]%H&E#,@,+A6#3P#89E8#9&7%&697";#1#'%+344%&.#7'"9&E#-,'E%#&%+A#
456+-%6#3N%#B,+A#3P#"35'#8%,.;#Q567#5&.%'#78%#6A5--;#B57#&37#735+89&E#97D#`-%,6%#
3&-"#56%#7896#J-,+9&E#N89-%#69g&E#.3N&D#1P#"35#67,&.#5J;#"35#49E87#P%%-#%=%+'%#
.9MM"#78,&#P'34#78%#,@,+AD#)3#&37#56%#9P#J'3&%#73#6%9M5'%6D#
######
U-H4,7%-"; 7896#J%'+5669=%#4%783.#,..'%66%6#+35J-9&E;#3'#%&7',9&4%&7#3P#
78%#B',9&#.5%#73#%UJ365'%#73#.9'%+7%.#J5-6%.#V(#%&%'E"D#0%'%#96#634%#B,+AE'35&.#
3N%#J'3+%66#3P#+35J-9&ED#e9'67#J8,6%#96#+,--%.#)'9=9&E;#,&.#78%#6%+3&.#J8,6%#96#
+,--%.#V&7',9&4%&711a#
#
#
! ! "#$%&'()*!+,!-./*)0&/1)*#!
2.3+$)4!567!898:!
!
!"#$%#&'(&)*)$+,-"./)+0
0012(3455-$6#(#$6#$*.,/,6#+-,.#6758#$9#&0
>
0
ZD )'9=9&E#X#3++5'6#N8%&#,&#%U7%'&,-#J5-6%.#V(#69E&,-#.9'%+7-"#6H45-,7%6#78%#
B',9&;#%66%&H,--"#J5689&E#3'#P3'+9&E#B',9&N,=%#,+H=97"#73N,'.#78%#
P'%O5%&+"#3P#78%#%U7%'&,-#6H45-56D#1Ộ#J8,6%;#78%#B',9`#&37#"%7#
6"&+8'3&9M%.#N978#78%#%U7%'&,-#69E&,-;#B57#97#96#B%9&E#9&i5%&+%.#3'#<.'9=%&?#
B"#78%#J5-6%6D#
^D V&7',9&4%&7#X#'%P%'6#73#78%#6"&+8'3&9M,H3P#B',9&#N,=%#P'%O5%&+9%6#73#
%U7%'&,-#6H45-9D#R8%#B',9&S6#&%5',-#36+9--,H3&6#+,&#B%+34%#6"&+8'3&9M%.#3'#
%&7',9&%.#73#78%#P'%O5%&+"#3P#78%6%#%U7%'&,-#9&J576#,&.#4,7+8#78%#'8"784#
3P#78,7#6H45-56D#
#
>"4J7346#3P#%&7',9&4%&7#+-36%-"#4,7+8#6"4J7346#3P#/01TC%5'3>7'9A%;#,&.#
.%J%&.9&E# 3&# 78%# P'%O5%&+"# ,&.# 9&7%&697";# +35-.# B%# .963'9%&H&E;# .%B9-97,H&E;#
9&+,J,+97,H&E;#,&.#J,9&P5-D#/#J%'631E87#67,'7#43,&9&E;#,&.#%=%+'%,49&E#73#
<J568#,E,9&67?# 78%#=9B',H&E# J'%665'%# 3&%#%UJ%'9%&+%6D# R8%'%#96# =9'75,--"#&3789&E#
78,7#+,ʡJ#78%#.'9=9&E#J'3+%66#.5'9&E#7896#J,'H+5-,'#7"J%#3P#,@,+A6D#L,'9356#P3'46#
3P#689%-.9&E#8,=%#&37#P5-K--%.#78%# J'3496%#78%"#8%-.;#J%'8,J6#.5%#73# 78%# 7"J%#3P#
%&%'E"#56%.#9N%6%#,@,+A6#2-3&E975.9&,-#V(#N,=%6:D#
R856;#78%#J'%6%&7#4%783.#96#&37#,#P3'4#3P#689%-.9&E;#B57#',78%'#,#P3'4#3P#
.%X+35J-9&E;#.96X%&7',9&4%&7;#,&.#.%X6"&+8'3&9M9&E#78%#B',9&#P'34#VU7%'&,-#V(#
e'%O5%&+9%6#B"#%4J-3"9&E#7N3#J%'+5669=%#4,66,E%'6#56%.#,7#.9]%'%&7#
P'%O5%&+9%6;#7856#7,A9&E#,.=,&7,E%#3P#8%7%'3."&9&E;#3'#P'%O5%&+"#9&7%'P%'%&+%#
%]%+7D#
>5BQ%+H=%-";#78%#%]%+7#3P#.96X%&7',9&4%&7#96#,-4367#9&67,&7,&%356#9P#56%.#,7#
78%#B%E9&&9&E#3P#78%#.'9=9&E#J8,6%;#,&.#49E87#7,A%#-3&E%'#9P#56%.#N8%N%#B',9`#
,-'%,."#%&7',9&%.#,&.#6"&+8'3&9M%.D#R8%#%]%+7#,-63#.%J%&.6#3N%#9&7%&697"#3P#78%#
V(#V&%'E"#56%.#9N%#,@,+A6D#/JJ-"9&E#,..9H3&,-#J'%665'%#73#78%#4,66,E%'6#49E87#
8%-J#73#.%X+35J-%#78%#B',9&#P,67%'D#
#
#
! ! "#$%&'()*!+,!-./*)0&/1)*#!
2.3+$)4!567!898:!
!
!"#$%#&'(&)*)$+,-"./)+0
0012(3455-$6#(#$6#$*.,/,6#+-,.#6758#$9#&0
?
0
References
51 ;1!<.=4)&>(31!?)#4+@=+>,&AB)!C/4D/4)E!F,G&.A,>!H34/3)>&.!F0I/.3!B&/!?+,@J&,)A.!
K(4)/31!H0/%%!C/4'!L+#4,/%1!9MN5ON8988!(PI'ENN'0/%%Q/4'R+#4,/%1.+0NR4,%N/43N,)#4+@
.+>,&AB)@Q/4D/4)@&,G&.A,>@'34/3)>&.@&0I/.3@,+,@S&,)A.@3(4)/3!
81 8T!=U;!"/43!59O!F0I%)0),3/A+,!+D!V-W-?-!-.3!+D!89851!
(PI'ENNQQQ1>+B&,D+1>+BN.+,3),3NIS>NU;@898:@9:@5MNI*DN898:@9T66O1I*D!!
61 X/B&*!-1!;)%0/,7!)3!/%1!-,!-'')''0),3!+D!F%%,)''!&,!Y1H1!Z+B)4,0),3![0I%+\))'!/,*!
K()&4!U/0&%&)'!/3!2B)4')/'![0$/''&)'1?/A+,/%!-./*)0&)'!+D!H.&),.)'7![,>&,))4&,>7!/,*!
<)*&.&,)1!89891!-,!-'')''0),3!+D!F%%,)''!&,!Y1H1!Z+B)4,0),3![0I%+\))'!/,*!K()&4!
U/0&%&)'!/3!2B)4')/'![0$/''&)'1!-!=+,'),'#'!H3#*\!;)I+431!C/'(&,>3+,7!X=E!K()!
?/A+,/%!-./*)0&)'!"4)''1!(PI'ENN*+&1+4>N5915]88ON8^TTM!
:1 ")4'+,/%!=+00#,&./A+,!Q&3(!X41!<&.(/)%!V+_)47!<X1!X)I/430),3!+D!23+%/4\,>+%+>\7!
Y,&B)4'&3\!+D!<&/0&7!U`1!-#>#'3!898:1!
^1 Z-2!;)I+43E!V/B/,/!H\,*4+0)E!a)P)4!"/A),3!=+00#,&./A+,!/,*!<+,&3+4&,>!+D!J)\!
X2X!K/'S'!?))*)*!3+!a)P)4![,'#4)!K&0)%\!K4)/30),31!Z-2@8:@59O^M6!L#%!8M7!898:1!
(PI'ENNQQQ1>/+1>+BNI4+*#.3'N>/+@8:@59O^M6!!
O1 bV/B/,/!H\,*4+0)c@;)/%!/,*!"4)'),3!X/,>)41!L/0)'!Z&+4*/,+7!"(X7!<"(&%1!<)*"/>)!
K+*/\7 ! 2 . 3 + $)4! ^ 7 ! 89851 !
(PI'ENNQQQ10)*I/>)3+*/\1.+0NI+I0)*&.&,)NI+I0)*&.&,)NM:TO]!!
]1 ;)>&'34\!D+4!=&B&%&/,'!Q&3(!?JaFNdV/B/,/!H\,*4+0)d1!H#$'3/.S7!H)I3)0$)4!^7!898:1!
(PI'ENN3/4>)3)*R#'A.)1'#$'3/.S1.+0NIN4)>&'34\@D+4@.&B&%&/,'@Q&3(@,S$&(/B/,/!
T1 -,+0/%+#'!V)/%3(!F,.&*),3'E!-,/%\'&'!+D!"+3),A/%!=/#'/%!<).(/,&'0'1!F=![eI)43'!"/,)%!
-'')''0),31!H)I3)0$)4!881!2$3/&,)*!B&/!U2F-!4)f#)'3!+,!</4.(!8T7!89861!
(PI'ENN0)*&/1'/%+,1.+0NI*DN88@.B@O]:g89U&,/%g89;)'I+,')g89"/.S/>)1I*D!
M1 ")4.#''&B)!</''/>)4'!HI).&h./A+,'1!-..)'')*!+,!2.3+$)4!567!898:1!
(PI'ENN4),I(+1.+0N!!
591 V)3)4+*\,)1!C&S&I)*&/!/4A.%)7!/..)'')*!+,!2.3+$)4!57!898:!
(PI'ENN),1Q&S&I)*&/1+4>NQ&S&NV)3)4+*\,)!
551 ")4'&,>)4!<-7!;&.(/4*'!"<7!J+4),!H-1!X&_)4),A/%!),34/&,0),3!+D!
)%).34+),.)I(/%+>4/I(&.!/.AB&3\!$\!Q)/S!.+0I%)e!)%).34+0/>,)A.!h)%*'1!")4.)I3!<+3!
HS&%%'1!5MM]!-I4iT:j8kE^8]@6O1!*+&E!5918:OONI0'15MM]1T:181^8]1!!
#
#
#