| | Conditions Treatments | Bones, Joints Muscles Is the diaphragm largest muscle in body? The diaphragm is not the largest muscle in the human body. The largest muscle in the human body is the gluteus maximus, which is the large muscle of the buttocks. Bones, Joints Muscles - Related Articles CRM Facts Is there a song about the different bones in human body? How long does Strep Throat Last and Why? Can I Pay My Medigap Policy Out of My Disability Benefits? Young Adult How Care Drug Treatment Programs in Prisons That Work What is suction machine?