The recent discussions about hyaluronic acid (HA) fillers expanding under the skin and potentially blocking lymphatic drainage have gained traction due to growing concerns in the cosmetic community. While HA fillers are generally considered safe, there are rare but serious complications. These include the possibility of fillers expanding due to their hygroscopic nature (ability to attract water), which could lead to pressure on lymphatic vessels, causing issues like swelling or lymphatic obstruction. This topic became trending as more individuals and experts started sharing case reports and personal experiences online, highlighting these potential risks. Aesthetic practitioner and Teoxane ambassador, Dr Elle Reid breaks down the impact of HA fillers on (and under) the skin.

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