When to use the Jefferson Curl Exercise, Chiropractic, Sports, Sports, Wellness When to use the Jefferson Curl Is the Jefferson Curl safe for spine rehab or detrimental [...] By Dr. Mike Penkin|2025-09-11T02:42:18-04:00June 5, 2024|Exercise, Chiropractic, Sports, Sports, Wellness|Comments Off on When to use the Jefferson Curl Read More