'Office air theory' — does AC really ruin your skin and hair?

The "office air theory" has gone viral on TikTok, claiming that spending hours in air-conditioned offices dulls the complexion and makes hair greasy. Experts examined the claim and confirmed that dry, filtered air from AC systems can dehydrate skin and disrupt sebum production. Specialists recommend regular moisturising and airing out office spaces as a countermeasure.