Health & Medicine
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Health & MedicineHere’s how a new sleeping bag could protect astronauts’ eyesight
A new sleeping bag could avoid vision problems on long space flights due to microgravity. It counters a fluid buildup behind astronauts’ eyes.
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HumansExplainer: How loud is too loud?
Loud sounds, be it music or noise, might seem like no big deal at the time. But permanent damage can occur without noticeable warning signs.
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Health & MedicineLet’s learn about snot
For humans, snot plays a key role in fighting off diseases. Other animals have found different uses for the slimy stuff.
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TechSomeday soon, smartwatches may know you’re sick before you do
Such an early detection of flu-like infections could tell you when to avoid others to limit the spread of disease.
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BrainConcussion patients should avoid screen time for first two days
Teens may find it hard to avoid screen time, but data from a new study suggest it can speed their recovery.
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PsychologyPsychology shines light on the harm racism can do
All forms of racism are harmful. Research sheds new light on the biases behind racism and the many ways it can affect our mental health.
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Health & MedicineWhat to know as Pfizer’s COVID-19 vaccine rolls out for kids under 12
After a trial in which no unusual side effects were reported, and approval by the FDA and CDC, kids ages 5 to 11 will be able to receive the COVID-19 vaccine.
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BrainIt doesn’t take a concussion for head hits to harm young brains
Most head impacts while playing football do not cause concussions. Yet even lesser impacts take a toll in young athletes, scans of their brains show.
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Health & MedicineGender-affirming care improves the mental health of transgender youth
Several states have tried to restrict access to gender-affirming health care for transgender youth. That goes against medical guidelines.
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Health & MedicineA single vape session can harm immune cells in the body
Vaping creates molecules in the body that can attack cells and cause damage.
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GeneticsExplainer: What is RNA?
A partner to DNA, cells use this molecule to translate the instructions for making all of the many proteins that your body needs to function.
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Health & MedicineA 2021 Nobel goes for discovering how our body reads touch sensations
David Julius and Ardem Patapoutian found nerve-cell sensors for temperature, pain and pressure.