The present disclosure relates to the treatment of Hutchinson-Gilford Progeria Syndrome (HGPS) and diseases related to vascular ageing and in the treatment of smooth muscle cells diseases, in particular an inhibitor of a metalloprotease the treatment of smooth muscle cells diseases. The disclosure subject matter describes a more effective therapies for the treatment of Hutchinson-Gilford Progeria Syndrome and diseases related to vascular ageing, or namely by the use of an inhibitor of a metalloprotease.