Discuss the clinical use of Botulinum toxin type A (Botox) and Botulinum toxin type B (Myobloc). Most people aren't aware injections of these drugs are used to treat muscle disorders such as cerebral palsy. We hear of both men and women getting injections as frequently as every 1 to 3 months to reduce wrinkles caused by the natural aging process. Do you think the risks and cost involved with having injections of these drugs are worth the attempt to preserve the outward appearance of youth?