Help your joint move more easily

What to notice before you start moving

Notice whether your joint aches after sitting. Check stairs, reaching, and longer walks. Soreness that built slowly may come from years of use. A sudden ache after a twist points more toward injury. Swelling or giving way also matters.

Write down where motion brings soreness.

Your note doesn't need much detail. Add when the soreness began. Say whether rest, easy movement, or a brace helps. Your doctor can use those plain facts.

What to try at home today

A sore joint often protests after extra work. Shorten your walk if you start limping. Keep the joint moving within an easy range. A brace or cane may take off some strain. Don't push through rising swelling.

Small amounts of movement can keep stiffness down.

Slow exercise can build strength over time. Weight loss may reduce knee strain when weight matters. An anti-inflammatory gel rubbed on your skin may help. Pills such as ibuprofen may also help some people. Ask your doctor what's safe with your medicines.

When to get the joint checked

Book an exam when soreness limits sleep or errands. Go sooner if the joint locks or buckles. Pain while you're resting also needs a closer look. Your doctor may check motion, strength, and swelling. Bring any X-ray you've had.

An exam doesn't commit you to a procedure.

Some changes need urgent care. Don't wait with fever, joint heat, and swelling. Get help if strength or feeling suddenly fades. New bladder or bowel trouble with back pain needs care now. An obvious deformity after injury does too.

Sources

1. In 96 patients, concentrated bone marrow aspirate contained a mean of 26.3 million nucleated cells per mL but only about 1,422 colony-forming units of connective tissue progenitors, and the nucleated cell count had negligible predictive value for how many progenitor cells were actually present (r-squared 0.28).

   Muench LN, et al. — Nucleated Cell Count Has Negligible Predictive Value for the Number of Colony-Forming Units for Connective Tissue Progenitor Cells (Stem Cells) in Bone Marrow Aspirate Harvested From the Proximal Humerus During Arthroscopic Rotator Cuff Repair. Arthroscopy, 2021. DOI: 10.1016/j.arthro.2021.01.064.

2. Mesenchymal stromal cells make up only about 0.001 to 0.01 percent of the nucleated cells in bone marrow, so the harvesting and processing technique - aspiration site, syringe size, centrifuge speed and time - materially determines what ends up in the syringe, and no consensus protocol exists.

   Jeyaraman M, et al. — Impact of the Process Variables on the Yield of Mesenchymal Stromal Cells from Bone Marrow Aspirate Concentrate. Bioengineering (Basel), 2022. DOI: 10.3390/bioengineering9020057.

3. The International Society for Cell & Gene Therapy position statement holds that the acronym MSC should mean mesenchymal STROMAL cells and should only be called stem cells where rigorous in vitro and in vivo evidence of stemness exists for that specific preparation.

   Viswanathan S, et al. — Mesenchymal stem versus stromal cells: International Society for Cell & Gene Therapy (ISCT®) Mesenchymal Stromal Cell committee position statement on nomenclature. Cytotherapy, 2019. DOI: 10.1016/j.jcyt.2019.08.002.

4. The 2018 AAOS/NIH consensus work group recommended that minimally manipulated mixed cell preparations be called CELL THERAPY rather than stem cell therapy, and that their untested and uncharacterised nature be clearly communicated to patients and the public, because stem cells have properties these preparations do not meet.

   Chu CR, et al. — Optimizing Clinical Use of Biologics in Orthopaedic Surgery: Consensus Recommendations From the 2018 AAOS/NIH U-13 Conference. J Am Acad Orthop Surg, 2019. DOI: 10.5435/JAAOS-D-18-00305.

5. In a 480-patient, four-arm, multicenter randomized phase 2/3 trial, none of three orthobiologic cell injections - autologous bone marrow aspirate concentrate, autologous adipose stromal vascular fraction, or allogeneic umbilical cord tissue-derived mesenchymal stromal cells - was superior to any other, or to a corticosteroid injection control, on pain at 12 months.

   Mautner K, et al. — Cell-based versus corticosteroid injections for knee pain in osteoarthritis: a randomized phase 3 trial. Nat Med, 2023. DOI: 10.1038/s41591-023-02632-w.

6. The OARSI non-surgical management guideline evaluated 60 interventions with GRADE methodology and built its recommendations around core treatments - structured exercise, weight management and self-management education - for every patient with knee osteoarthritis, regardless of what else is added.

   Bannuru RR, et al. — OARSI guidelines for the non-surgical management of knee, hip, and polyarticular osteoarthritis. Osteoarthritis Cartilage, 2019. DOI: 10.1016/j.joca.2019.06.011.

7. FDA states in its consumer alert that the only FDA-approved stem cell products in the United States are blood-forming stem cells derived from umbilical cord blood, approved for disorders of the blood-forming system, and that NONE of these products - stem cells, stromal vascular fraction, umbilical cord blood, Wharton's jelly or amniotic fluid - has been approved for the treatment of any orthopedic condition, including osteoarthritis, tendonitis, disc disease, tennis elbow, back pain, hip pain, knee pain, neck pain or shoulder pain.

   US Food and Drug Administration, Center for Biologics Evaluation and Research — Consumer Alert on Regenerative Medicine Products Including Stem Cells and Exosomes. , 2020.