Editor information Editors and Affiliations Ethics declarations Hasmeena Kathuria is a section editor for UpToDate (Tobacco Dependence Treatment)
In 2015 a Chinese state aviation company signed a memorandum of cooperation with Motor Sich which included some technology transfers from Ukraine to China, sparking a massive backlash
We use fossil fuels for good reasons
they simply couldn't service the amount of demand." Shipment volumes of the product in the US increased from 132 million cans in Q1 2024 to 202 million in Q1 2025
Many are made to look like regular cigarettes, cigars, or pipes, while others resemble pens, USB sticks, or other everyday items
The following changes require prompt professional evaluation, not home treatment: White patches (leukoplakia) on the gums, tongue, or cheeks, potential precancerous lesions Red patches or mixed red-and-white lesions (erythroplakia) , carry high malignant transformation risk Sores or ulcers that do not heal within two weeks Unexplained lumps, swellings, or areas of numbness in the mouth, jaw, or neck Sudden changes in bite or appliance fit Oral cancer risk is significantly elevated in tobacco and e-cigarette users