DetailsMuscle Magic Strong assists with: Muscle Recovery Muscle Spasm Circulation Tight Muscles Apply to affected area on both sides of the body, left side first. May be used on children from the age of ten. Keep away from eyes and sensitive areas such as under the arms and groin. Wash hands thoroughly after applying. This is a long lasting cream benefiting the body for up to 24 hours, may be applied twice daily. Muscle Magic Strong is not recommended for fair skin or those living/working in a hot environment. We recommend Muscle Magic Mild for these people. Not suitable for pregnant women or nursing mothers.