/u/gloriousglib's posts in /r/askscience

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How cumulative are the effects of pathogens on cancer risk? For instance, 20 years later, is cancer risk higher if you smoked 20,000 cigarettes in year 1, then quit, or if you smoked 1,000 cigarettes each year? Does the effect of the original cigarettes ever fully dissipate?

6 upvotes

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What is the longest expanse of empty space between any two atoms in the universe?

1 upvotes

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What percentage of people alive 50 years ago are still alive today?

1 upvotes

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If I sleep 6 hours then nap for 2 hours midday, is that better for me than sleeping 8 hours straight?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How cumulative are the effects of pathogens on cancer risk? For instance, 20 years later, is cancer risk higher if you smoked 20,000 cigarettes in year 1, then quit, or if you smoked 1,000 cigarettes each year? Does the effect of the original cigarettes ever fully dissipate?	6
What is the longest expanse of empty space between any two atoms in the universe?	1
What percentage of people alive 50 years ago are still alive today?	1
If I sleep 6 hours then nap for 2 hours midday, is that better for me than sleeping 8 hours straight?	1