Oral health: Vaping inflicts damage and can lead to ‘irreversible’ problems

A University of Louisville research team published a study in an American Heart Association journal suggesting that synthetic cooling agents used in e-cigarettes, including WS-3 and WS-23, may disrupt cardiac electrical activity and increase arrhythmia risk. In animal experiments, WS-23 tripled premature heartbeats.

Kumulus Vape, Europe’s first publicly listed vape company, reported a 7.8% year-on-year decline in first-half 2026 revenue. Amid changing conditions in France’s vape market, the company said channel diversification helped offset pressure, with physical store sales increasing 41.5% year on year. Listed on Euronext Access Paris in 2019 and later transferred to Euronext Growth Paris, Kumulus Vape is viewed as a representative company of Europe’s vape sector. Its performance highlights the industry’s shift from rapid expansion toward more operationally focused growth.

Russia, Ukraine and Belarus are tightening vape regulation through different tools, from Ukraine’s stronger enforcement push and Belarus’s proposed advertising restrictions to Russia’s new GOST standard and regional sales-ban mechanism. As black-market concerns persist, some Russian experts argue that China’s tightly controlled but legalised model — built around licensing, traceability and taxation — may offer a more effective alternative to blanket prohibition.

Nasdaq-listed vape company iSpire Technology has restructured its leadership team, with Tuanfang Liu becoming the company’s sole chief executive officer (CEO) and Michael Wang appointed CEO of Aspire North America. The move ends iSpire’s previous co-CEO structure and creates clearer responsibilities between group strategy and regional execution. Separately, BTIG initiated coverage on iSpire Technology with a Buy rating and a $3.50 price target, identifying ODM growth opportunities as a key investment factor.

Philip Morris International (PMI) is expanding its investment in its Golden, Colorado campus, bringing total investment to approximately $1.2 billion to support its smoke-free products business. The investment will strengthen PMI’s research, production and innovation capabilities in smoke-free products. As one of the world’s largest tobacco companies, PMI has continued advancing its “Smoke-Free Future” strategy through heated tobacco, oral nicotine and other reduced-risk product categories.

A former FDA toxicologist has questioned whether the agency fully assessed the material used in ZYN nicotine pouches before authorizing them for sale, raising concerns over possible microplastic exposure, according to STAT and The Examination.