Medical Disclaimer : The 21-Day Arm Sculpt program is designed for educational and fitness purposes only and is not intended to diagnose, treat, cure, or prevent any medical condition or injury. Please consult your physician or a qualified healthcare provider before beginning this or any exercise program — especially if you have a pre-existing health condition, recent injury, or are pregnant or postpartum. By participating, you acknowledge that you are voluntarily engaging in physical exercise and assume full responsibility for your health and safety. Heather Holland is not liable for any injury, loss, or damage arising from your participation. This program is designed for generally healthy adults. If you experience pain (not just muscle fatigue), dizziness, shortness of breath, or any discomfort during exercise, stop immediately and consult a healthcare professional.