Final answer:
Botulinum toxin, known as Botox, is safely used in small, controlled amounts for the cosmetic treatment of skin wrinkles by relaxing the facial muscles and reducing their activity, leading to the lessened appearance of wrinkles.
Step-by-step explanation:
Yes, the deadly botulinum toxin can be used in the cosmetic treatment of skin wrinkles. This toxin, commercially known as Botox, is used safely in the medical field in small, controlled amounts to relax facial muscles, thereby reducing the appearance of wrinkles.
Botox works by inhibiting the contraction of muscles, which can lead to a smoother complexion and is also used in the treatment of several medical conditions, including cervical dystonia, hyperhidrosis, and certain neurological disorders like cerebral palsy and Parkinson's disease, among others.
For cosmetic purposes, botulinum toxin is carefully injected into specific facial muscles which cause them to become less active and thus, diminish the visibility of wrinkles. These injections not only contribute to a more youthful appearance but they also help treat other conditions by reducing excessive muscle contractions. However, the effect of these injections is temporary, and therefore, they need to be repeated every few months.