Although the current eruption of Eyjafjallajoekull in Iceland appears not to be comparable in intensity to those of Laki and Tambora, it will have some effects, such as those on air travel, that were never realized back in those simpler times.
This could have some strange effects on the campaign and on the race for campaign dollars.
The EU's tough stance could have some beneficial effects, forcing Europe's big carriers to seek their own salvation.
Nonprescription decongestants and pain relievers offer some symptom relief, but they won't prevent a cold or shorten its duration, and most have some side effects.
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They can have some pretty serious effects when they get into humans.
But in clinical trials, dapagliflozin did have some serious side effects.
What that means is not only is the regulatory environment more favorable and more likely to approve these products even if they have some side-effects, but also the payer environment is more willing to pay for these drugs.
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This might seem fairly trivial but it could have some interesting run on effects.
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All drugs have side effects, some are quite severe, but the role of scientists and the FDA is to evaluate these relative risks against potential benefits following many years of extensive and reputable scientific testing.
But, as the industry is understandably at pains to point out, it could have some curious knock-on effects.
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Previous attempts to find safe diet drugs that work by controlling appetite have met with some success, but most have been doomed by side effects.
Tim Lee and Matt Yglesias have some interesting thoughts on the likely effects on public transportation and how this will reshape cities.
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And now, because of exposure to toxins from the collapse of the World Trade Center Towers, there's about 20, 000 people who are sick -- some of them gravely ill, suffering from serious health effects, some are disabled, some have died.
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They are thought to be fairly safe, although some experts have raised concerns about side-effects.
However, some of these can have unpleasant side-effects which cause people to stop taking their medication.
In some cases, hope can also have important effects on fundamental physiological processes like respiration, circulation and motor function.
Researchers from the University of Sydney have done some advanced crunching of numbers regarding the effects of FTL space travel via Alcubierre drive, taking into consideration the many types of cosmic particles that would be encountered along the way.
Other studies have found that debates have some effect on how candidates are regarded, and on voters' preferences, but these effects have been small and brief.
Some off-patent drugs have so few side effects that they are now available without a prescription.
They are acutely aware, for example, of the importance of some psychological phenomena whose effects behavioural economists have only recently begun to explore.
Some other strains of inflation have more serious economic effects.
Of course you feel better if your doctor is telling you about some powerful proven placebo that is proven to have significant effects.
Zyvox, a drug sold by Pfizer (nyse: PFE - news - people ), can be given as a pill, but it has side effects, and some cases of resistance have already cropped up after only five years on the market.
Some researchers now wonder whether Zetia may have subtle, negative effects that counteract its LDL-lowering ability.
It would just be nice to have some solid empirical evidence on the size and direction of these effects before taking a final stand on the issue.
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Certainly productivity increases have softened the ill effects of this trend, but with some 77 million Baby Boomers at or approaching retirement age, the ratio will drop even more, to an estimated 2.1 workers for each retiree.
It is not a stretch, though, to say that the bankruptcy of one of the Detroit Three, what we used to call the Big Three, would be an economic catastrophe for some parts of the country, and have dramatic and negative effects in all 50 states.
Some can't tolerate the flulike side effects and have to stop the treatment early.
It has made two award winning films about the potential side effects of the drug and problems that some people have had withdrawing from it.
Some Latin American nations have used counter-cyclical policies to cushion the effects of external shocks.
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