The transcutaneous electrical nerve stimulation (TENS) market was valued at USD 375 million in 2025, expanding at a CAGR of 8.98% by 2035. This growth is supported by the rising need for non-invasive, opioid-free pain management and a shift toward self-managed and portable recovery solutions. The market growth was evaluated by our senior healthcare research analyst, Deepa Pandey. She researched thermoelectric modules, thermally expandable microcapsules, and transmission electron microscopy equipment. Her research helps medical product manufacturers, healthcare providers, biotechnology companies, and investors with competitive benchmarking and strategic decision-making.