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AskScience AMA系列。我是贝弗利-亨特教授,OBE,我是英国伦敦的一名血液学家。我也是世界血栓形成日指导委员会的主席。我在这里要讲的是为什么MTHFR检测是不必要的,而且会引起误解。AMA!

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2022 年 第 41 周归档(10.10 - 10.17)

What piercing makes you think “damn, that person is cool.” or what’s a piercing that you personally want to get in the future/already have that you find cool? (www.reddit.com)
Eric Hobsbawm wrote in one of his books, "In 1789 50% of the French people did not speak [French] at all, and only 12 to 13% spoke it 'fairly'". What languages did these people speak, and was the same true in other European nation-states (e.g, Sweden, England, Spain, etc?) (www.reddit.com)
How do you feel about "splitting the bill" on dates/ relationship? (www.reddit.com)
How come some Galvanized steel panel have patterns? (www.reddit.com)
Is there truth in the allegation that rats in natural environments are not interested in drugs? (www.reddit.com)
What do you eat when you don't have the mental or physical energy to cook? (www.reddit.com)
What is something society expects you to hate/dislike but you actually love? (www.reddit.com)
Ireland had a huge population in 1821 relative to its size — 6.8 million. Egypt only had only 4.3 million. Scotland: 2.1 million. Austria 3.1 million. USA 9.1 million. Mexico: 6.5 million. Why was Ireland so populous? Did it come down to early adoption of the potato? (www.reddit.com)
When it's said 99.9% of human DNA is the same in all humans, is this referring to only coding DNA or both coding and non-coding DNA combined? (www.reddit.com)
Why do we have 1 numerical system (Hindu-Arabic) worldwide but 100’s of languages? What caused this consolidation for numbers but not languages? (www.reddit.com)
Lt. Hugh Clapperton rode across the Sahara with 200 horses in 1822, relying on springs and bits of shady tree canopy to cross from Libya to Nigeria. Today, that trip might not be possible. Was the Sahara noticeably greener/wetter as recently as 1822? (www.reddit.com)
Was there an equivalent to "start-ups" in socialist countries? How would an employee/factory director who had an idea for new product or method for producing go about it? Did they submit applications to State planners or ministries and State funded it? (www.reddit.com)
Women who work with other people’s bodies for a living (nail techs, masseuses, waxers, sex workers, etc.) what have you learned about those bodies? Have your experiences changed your relationship with your own body? (www.reddit.com)
What’s something you wish more girls or younger women were taught? (www.reddit.com)
At what age did you notice men not approaching you anymore? (www.reddit.com)
If a random person came to you and said that you looked like their dead/missing mother and asked if they could give you a hug, what would you do? (www.reddit.com)
How do you explain what metaphysics is to someone who knows nothing about philosophy? (www.reddit.com)
What are some self-defense techniques that are extremely effective? (www.reddit.com)
Why do bowhead whales (and/or other long-lived mammals) not have shorter lifespans due to cancers and age-related deterioration? (www.reddit.com)
After a breakup, when do you delete pics of your ex? (www.reddit.com)
What's up with this global western phenomenon of formerly rich industrial areas being incredibly poor now? Areas like the Rustbelt, Ruhr Valley, Northern England and Wales, the former mining areas in the Netherlands, Belgium and Northern France? (www.reddit.com)
Do all sounds travel at "the speed of sound" or are some sounds faster than others? (www.reddit.com)
Single people of Reddit, what’s a problem only single people will understand? (www.reddit.com)
What one thing that you changed about yourself really changed your life? (www.reddit.com)
The ancient greeks idealized the small penis a sign of masculinity, as opposed to a big dick, which they ascribed to barbarians as uncivilized and lustful. When did this change and the big dick became a symbol of masculinity? (www.reddit.com)
AskScience AMA Series: We are paleontologists here to talk about Dakota the Dinosaur Mummy, AUA! (www.reddit.com)
When did you realize that you were settling down for less than you deserved? (www.reddit.com)
What life experience has given you more trust in yourself & self worth? (www.reddit.com)
I’m Dr. Jordan Taylor, author of Misinformation Nation, here to talk about media, politics, and fake news during the American Revolution. AMA! (www.reddit.com)
Did kingdoms raided by Vikings ever try to attack Viking homelands in retaliation? (www.reddit.com)
How do you deal with gaining weight in a relationship? (www.reddit.com)
NASA successfully nudged Dimorphos into a different orbit, but was off by a factor of 3 in predicting the change in period, apparently due to the debris ejected. Will we also need to know the composition and structure of a threatening asteroid, to reliably deflect it away from an Earth strike? (www.reddit.com)
Southern states in the US seceded in the 1860s fearing that slavery would be abolished. But couldn’t these states have blocked abolition for a very long time if they had just stayed? (www.reddit.com)
Did the British Army "acquire" any important American artifacts before they burned Washington DC during the War of 1812? If so, are they still in the British Museum today? (www.reddit.com)
How did you end up marrying the wrong person? (www.reddit.com)
what is a dating standard you always got criticism for but still keep regardless? (www.reddit.com)
A recent viral tweet claimed that 2021 was the most profitable year for American corporations since 1950. What circumstances caused corporations have such a profitable year in 1950? (www.reddit.com)
Are the mouths of humans more resistant to thermal burns than other animals? (www.reddit.com)
If prions are so difficult to destroy and spread easily, why aren't the diseases they cause more widespread? (www.reddit.com)
Women who leave the house under 30 minutes or less, how do you do it? (www.reddit.com)
How would you feel about living in a town with ~80% female population? (www.reddit.com)
Enzo Ferrari is reputed to have said: “Ask a child to draw a car, and certainly he will draw it red.” How did we come to associate race cars with the colour red? Is it the result of Ferrari? (www.reddit.com)
Women who have been in multiple abusive relationships, why do you think you continuously end up with bad partners? (www.reddit.com)
What are some basic hygiene tips, hacks and etc. any young girl or woman should be aware of? (www.reddit.com)
What was the Japanese public's perception of Nazi Germany's anti Semitism in the 1930-40s? (www.reddit.com)
how did the over 1 km wide crater on the moon Callirrhoe form without knocking the moon out of orbit around Jupiter? the Moon is less than 10 km wide? (www.reddit.com)
What's something you can never admit to your irl friends but you're ok telling people online? (www.reddit.com)
How did New Age and offshoot movement become so obsessed with (often pseudo-)“Native American” culture? (www.reddit.com)
The vast majority of the 150-400 billion stars in the Milky Way haven't been directly detected. Alpha Centauri is the nearest known star to Sol. What is the probability that there are nearer stars that remain undiscovered? (www.reddit.com)
Is there an evolutionary reason behind deciduous trees’ vibrant fall colours? (www.reddit.com)
Why is South Africa the only African country where the population of white colonizers and their descendants remained throughout the 20th century? (www.reddit.com)
How do you tolerate having long hair? Does it bother you having hair cover your ears? (www.reddit.com)
When changing sanitary products in public restrooms, how discreet are you being about it? (www.reddit.com)
Is there anything in nature akin to crop rotation ? else, how do plants not deplete any particular nutrient they consume from a piece of wildland as time goes by? (www.reddit.com)
Are there any studies regarding traffic accidents going eastbound in the morning during sunrise and westbound in the evening during sunset? (www.reddit.com)
How did you learn to stop caring about what people think of you? (www.reddit.com)
Is it controversial in the philosophy community to believe that everything we do is ultimately for selfish reasons? (www.reddit.com)
What do you think about pixie cuts or shorter hair ? (www.reddit.com)
AskScience AMA Series: I am Prof. Beverley Hunt, OBE, and I am a hematologist in London, England. I am also chair of the World Thrombosis Day Steering Committee. I am here to talk about why MTHFR testing is unnecessary and can cause misinterpretation. AMA! (www.reddit.com)
The Caliphate of Cordoba collapsed in 1031, but there presumably many Umayyad princes still about. So, where did all the Umayyads go? Do we have any record of them post-1031, or did they totally vanish from history's eyes? (www.reddit.com)
How do you know that you're in the right relationship? (www.reddit.com)
Barely three months after VE day, massive pogroms against Jews erupted across Poland. Why? And to what extent is this recognised today? (www.reddit.com)
Why did The Rite of Spring infuriate its audience so much on the first performance? (www.reddit.com)
Why, when you continue to burn ash, do the ashes eventually change from black to white? (www.reddit.com)