If you're dealing with Achilles tendon pain, you've probably been told to "load it up" - do your calf raises, build strength, and the pain will follow. It's solid advice, but new research is showing the relationship between strength and pain is more complicated than we once thought. Here's what we now know, and what it means for your recovery.

The night wrap is a simple treatment that your physiotherapist may recommend for a painful or irritated tendon. It uses Voltaren Gel and Hirudoid Cream in the evening to help reduce pain, inflammation, swelling and bruising while the area is resting overnight.

This guide explains what the night wrap is, when it may be helpful and how to apply it safely at home.