# When to use How it works Heat therapy helps to increase blood supply to relax aching and overstretched muscles ? re-oxygenating the tissues to help stimulate the natural healing process. Use this medicine only on your skin. Adults and children over 5 years only. Always try on a small area first and use sparingly. Shake can well before use. Hold the nozzle not less than 15cm (6?) from the site of pain and spray in 2-3 short bursts. Massage not required. Protect the face when spraying around the neck and shoulders. Repeat up to 3 times per day and wash hands immediately after use. Do not inhale. Always read the label.