In 2016, the World Journal of Orthopedics (WJO) has published the 10^th issue which containing 9 articles contributed by scientists worldwide. Among these comprehensive articles are (1) “Skeletal muscle mitochondrial health and spinal cord injury”, a Review by Ashraf S Gorgey, MPT, PhD, FACSM, Chief, et al from the Hunter Holmes McGuire VA Medical Center, United States; (2) “Effect of body mass index on functional outcome in primary total knee arthroplasty - a single institution analysis of 2180 primary total knee replacements”, an Original Article by Shane C O’Neill, MRCS, MCh, et al from Department of Orthopaedics, Cappagh National Orthopaedic Hospital, Ireland; and (3) “Laminar screw fixation in the subaxial cervical spine: A report on three cases”, a Case Report by Hironori Tanabe, MD, et al from Department of Orthopedic Surgery, Yokohama City University, Japan, etc. We invite you to peruse all 9 articles in this issue, as they present the latest research progress/findings and provide insightful comments in orthopedics that will guide basic research and clinical practice in these fields.

This journal is an open-access journal which allows free immediate access to all full-text articles. For details, please visit: Volume 7, Issue 10, October 18, 2016.

Figure 1 The cover of the issue. Editorial Board Member of World Journal of Orthopedics, Aditya Vikram Maheshwari, MD, Assistant Professor, Department of Orthopaedics, SUNY Downstate Medical Center, Brooklyn, NY 11203, United States

The WJO is a leading academic journal devoted to reporting the latest, cutting-edge research progress and findings of basic research and clinical practice in the field of orthopedics. It was launched on November 18, 2010 and is published monthly (12 issues annually) by BPG, the world's leading professional clinical medical journal publishing company.

We encourage orthopedists worldwide to submit manuscripts to the WJO describing their original basic or clinical research findings that are of high academic value and which report new diagnostic techniques or summarize their treatment experiences.

We invited the readers to download and read the E-Journal of this issue, at: http://www.wjgnet.com/2218-5836/e-journal.htm.