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Conjunctivitis can be viral, bacterial or allergic, among other causes. The organisms behind it, how it spreads, the signs of each type, when treatment is needed, and what to tell patients about staying home.
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Frosted fur, a wingspan up to 16 inches, and a range from Argentina to Canada: the hoary bat, a moth-eating tree bat of the Klamath Network parks and the only native land mammal of Hawaii.
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By November 2017, at least 2,082 U.S. college and university campuses were entirely smoke-free — more than double the number in 2012 — and 1,743 were tobacco-free. How policies differ by campus type and state.
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Using ground-based and airborne instruments, including Dopplers on Wheels, the University of Wyoming's King Air Research Aircraft, mobile weather balloons, and snowfall measurement systems, they probed the inner workings of blizzards around Lake Ontario. Of particular interest, Steenburgh says, are
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A review of studies suggested 3.1% of HIV diagnoses in sub-Saharan Africa might be false. In Chókwè District, Mozambique, the rate was 0.56% overall and fell to zero by 2017.
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A roost of two million Mexican free-tailed bats in eastern Nevada, 6 km from a wind farm, turned out to shelter pregnant and nursing females and their young. Why that matters, from Great Basin National Park.
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A genetic condition can be diagnosed a number of ways. This includes a physical exam, personal medical history, and genetic testing.
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Migraines are recurring headaches with moderate to severe throbbing pain, often on one side. About 12% of Americans get them. Common triggers, the four phases, and how migraines are treated and prevented.
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A measles outbreak ran through an Israeli army unit with high vaccination coverage in 2017. Every case was "modified measles" — milder rash, milder fever — which is exactly the presentation a clinician does not suspect in someone who has been vaccinated.
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Anthrax is rare and not contagious, but it can be deadly without quick action after exposure. Who should be vaccinated in advance, and how vaccines and antibiotics protect people after possible exposure.
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Common symptoms of diabetes include increased thirst and urination, fatigue, and hunger. People with any type of diabetes may have these and other symptoms.
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During South Carolina's 997-case measles outbreak, CDC used nowcasting to correct for reporting delays and estimate whether the outbreak was really growing or shrinking. How well it worked, and where it fell short.
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If you have or believe you may have a mental health problem, it can be helpful to talk about these issues with others. It can be scary to reach out for help, but it is often the first step to helping you heal, grow, and recover. Having a good support system and engaging with trustworthy people are k
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A National Park Service film about protecting groundwater around Mammoth Cave premiered at the DC Environmental Film Festival in 2021 — after its drone camera was caught in a downpour.
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Founded in 1867 by nine formerly enslaved men, Lincoln Normal School grew into a state teacher-training school and the forerunner of Alabama State University. It joined the African American Civil Rights Network in 2022.
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Teachers used Digital Coast resources to educate local students on climate change
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Fresh groundwater in the Southwest is stretched thin. A USGS assessment of 34,000 wells found brackish water under much of the region, often shallow and high-yielding, and weighed what it could be used for.
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Body lice lay their eggs in the seams of clothing and only move to the skin to feed — which is why the diagnosis is made by inspecting a garment, and why the main treatment is washing rather than a medicine.
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