What would I be able to say as opposed to shedding pounds? 

shed pounds; thinning; thinness; weakening; losing weight; weight decrease. shed pounds; diminish; thin down; decrease; thin; flimsy; slenderize; slenderize; soften off. get in shape; develop more slender; become more slender; get more slender. 

How would you portray weight reduction? 

Weight reduction: Weight misfortune is a lessening in body weight coming about because of one or the other intentional (diet, work out) or compulsory (disease) conditions. Most occasions of weight reduction emerge because of the deficiency of muscle to fat ratio, yet in instances of outrageous or serious weight reduction, protein and different substances in the body can likewise be exhausted