/u/Portalrules123's posts in /r/askscience
After you donate blood, considering that it takes like 3-4 weeks to fully replenish the lost red blood cells that carry oxygen, is your endurance/stamina measurably affected afterwards for some time?
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Feel free to remove if this doesn’t fit but to the virologists out there - If you had the chance to go back in time and eliminate Andrew Wakefield before he published THAT study, would you?
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In your opinion, which of these two (seemingly improbable) technologies are humans more likely to eventually achieve: Teleportation, or reverse time travel?
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Is it possible for an otherwise healthy human to literally kill themselves through fear by working up enough psychological stress?
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