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Nasdaq and the S&P 500 also fell, but not to the extreme of Nvidia

Weakened Immune System: Smoking weakens your immune system, making you more susceptible to illnesses

Quitting smoking can help prevent further darkening and, combined with good lip care, can gradually restore your natural lip color

They quoted Berkeley Earth, a non-profit organization founded by environmentally-conscious scientists (with no direct relationship to the university in California), saying Berkeley Earths scientific director, Richard Muller , says breathing Beijings air is the equivalent of smoking almost 40 cigarettes a day. This factoid was alluded to in the bold print of The Economist 's accompanying graphic, shown below: The quote appears to stem from a press release from Berkeley Earth, as their study itself makes no reference to cigarette equivalents of Beijings air

anything that burns carelessly can cause a fire

But how lasting are the effects