Dear Doctors: I’m having radial nerve problems whenever I use my triceps, like pushing the lawn mower, opening doors or pushing up from the recliner. It’s making my thumb and pointer finger very weak.

Dear Doctors: I'm having radial nerve problems whenever I use my triceps, like pushing the lawn mower, opening doors or pushing up from the recliner. It's making my thumb and pointer finger very weak.

Data capture overview. (A) Quantitative compression ultrasound (QCU) imaging data collection flowchart (B) A force time series is shown to illustrate the data collection method. First, force is ramped ...