Peter should increase his exercise activity within the week to improve his BMI or Body Mass Index. This type of body composition test, determines the body's risks to health related diseases. If Peter continues to have this measurements, he would have a life prone to chronic diseases like, hypertension and heart diseases. In his daily exercise routine, Peter must include both aerobic exercise and weight training, to help aid in his weight loss program. Aside from this, a balanced diet should be incorporated in his program to inhibit fat loss. All of these things should be done under the guidance of a trained professional.