A magnetic treatment device for reducing adipose cells or cellulite treatment of a body region including at least one of thighs, saddlebags, buttocks, abdomen, hips, love handles, torso and/or arms of a patient comprising: an energy storage device , a switching device , a control unit , an energy source adapted to charge the energy storage device having a capacitance in a range of 5 nF to 100 mF, and an applicator comprising at least one magnetic field generating device ; a device adapted to direct a fluid to the applicator to remove heat from the at least one magnetic field generating device ; the control unit being adapted to control the switching device which is capable of enabling a discharge from the energy storage device to the at least one magnetic field generating device adapted to generate impulses of a time-varying magnetic field having a magnetic flux density in a range of 0.5 to 7 Tesla, a repetition rate in range of 1 to 700 Hz, an impulse duration in a range of 3 to 10000 μs and a maximal value of a magnetic flux density derivative of at least 300 T/s; wherein the impulses of the time-varying magnetic field are adapted to be applied to the at least one body region according to a protocol, wherein the protocol includes sections, wherein each section includes different treatment parameters, the treatment parameters including a repetition rate; and wherein each of the impulses of the time-varying magnetic field is capable of inducing electric current into a target biological structure to treat the neuromuscular plate and/or the nerve innervating at least one muscle fiber causing at least a muscle contraction, wherein the applicator comprises a handling member adapted to enable manual movement of the applicator; characterized in that the magnetic treatment device further comprises a length adjustable belt adapted to couple the applicator to the at least one body region and the applicator is of concave shape and the handling member forms a concavity of the applicator for enabling the length adjustable belt to be inserted into the concavity . an energy storage device , a switching device , a control unit , an energy source adapted to charge the energy storage device having a capacitance in a range of 5 nF to 100 mF, and an applicator comprising at least one magnetic field generating device ; a device adapted to direct a fluid to the applicator to remove heat from the at least one magnetic field generating device ; the control unit being adapted to control the switching device which is capable of enabling a discharge from the energy storage device to the at least one magnetic field generating device adapted to generate impulses of a time-varying magnetic field having a magnetic flux density in a range of 0.5 to 7 Tesla, a repetition rate in range of 1 to 700 Hz, an impulse duration in a range of 3 to 10000 μs and a maximal value of a magnetic flux density derivative of at least 300 T/s; wherein the impulses of the time-varying magnetic field are adapted to be applied to the at least one body region according to a protocol, wherein the protocol includes sections, wherein each section includes different treatment parameters, the treatment parameters including a repetition rate; and wherein each of the impulses of the time-varying magnetic field is capable of inducing electric current into a target biological structure to treat the neuromuscular plate and/or the nerve innervating at least one muscle fiber causing at least a muscle contraction, wherein the applicator comprises a handling member adapted to enable manual movement of the applicator; characterized in that the magnetic treatment device further comprises a length adjustable belt adapted to couple the applicator to the at least one body region and the applicator is of concave shape and the handling member forms a concavity of the applicator for enabling the length adjustable belt to be inserted into the concavity . <EOS>