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Using nicotine in the evening can reduce your overall sleep efficiency, meaning you spend more time tossing and turning instead of getting quality sleep

Some businesses planned to take action against the ban although even they were unsure, as of Wednesday morning, how it could affect their cash flow

We found that cilia beating becomes more heterogeneous and reaches lower frequencies in chips exposed to whole cigarette smoke, said Benam, who recently also received a Baxter Young Investigator award for his work at the Wyss Institute

Source: Colin Poitras for Yale University

One study finds pot users at much higher risk for stroke than non-users