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A new study examining the effects of climate on the dosage of Botulinum Toxin A injections, presented at the British Association of Aesthetic Plastic Surgeons annual scientific conference, has shown that those living in sunnier climes may need increased doses of the wrinkle-busting drug to get the same outcomes as those living in colder climates.

That’s good news for British fans of the popular treatment as we head into the colder autumn and winter months and temperatures plummet.

The study entitled, “Does climate affect the dose requirements of Botulinum Toxin A in aesthetics?” investigated the effect of climate on real-world doses by comparing two groups of female patients (aged 35-60) who were injected with botulinum toxin in the vertical frown lines that develop between the eyebrows and top of the nose (glabellar lines).

One set was treated in the UK during the winter months, while the other was treated in Malta in the summer...

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