tobacco leaves turning yellow Leaf Spotting on Tobacco Common

This study adds to growing evidence that e-cigarettes are a much safer alternative to tobacco, and suggests the long term effects of these products will be minimal. Alison Cox, Cancer Research UK Cancer Research UK-funded scientists found that people who swapped smoking regular cigarettes for e-cigarettes or nicotine replacement therapy (NRT) for at least six months, had much lower levels of toxic and cancer causing substances in their body than people who continued to use conventional cigarettes

This helps facilitate the security screening process

Mitochondria-targeted antioxidant mitoquinone attenuates liver inflammation and fibrosis in cirrhotic rats

This is one of my favorite pests because it has such a gruesome and interesting relationship with a parasitic wasp

Calculating pack years is straightforward, but it requires accurate information about a persons smoking history