PASCAL GOETGHELUCK / SCIENCE PHOTO LIBRARY PASCAL GOETGHELUCK / SCIENCE PHOTO LIBRARY
Botox treatment. Woman having botox injected into her forehead. Botox is a neurotoxin obtained from the bacterium Clostridium botulinum. When injected into the facial muscles it causes paralysis, which smooths the appearance of wrinkles. One treatment can last for between 3 to 6 months.
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