Pectoral: Three diagonal skinfold measurements taken half the distance between the nipple and the upper portion of the pectoral (chest) muscle at the armpit.
Abdominal: Three vertical skinfold measurements taken one inch to the right of the umbilicus (navel).
Thigh: Three vertical skinfold measurements taken half the distance between the patella (knee cap) and the inguinal crease (the skin crease between the thigh and the hip).
Tricep: Three vertical skinfold measurements taken half the distance between the acromion process (prominent bone at top of shoulder) and the olecranon process (elbow bone).
Subscapular: Three diagonal skinfold measurements taken on the upper back, just below the inferior (lower) angle of scapula (shoulder blade) at a 45-degree angle approximately parallel to the inferior angle of the scapula.
Suprailiac: Three diagonal skinfold measurements taken above the superior anterior iliac crest (the area above the upper, forward protrusion of the hip bone).
Axilla: Three vertical skinfold measurements taken on the midaxillary line (a vertical line descending directly from the center of the armpit) at the level of the nipple.
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