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Articles on Disease

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Lots of positive pregnancy tests this time of year. Kristina Kokhanova/Shutterstock.com

‘Tis the season for conception

Did you ever consider that human beings might have a breeding season? Birth seasonality exists – and has interesting implications for childhood disease outbreaks.
A study showed it’s social circumstance, and not biology, that explains most of the differences in the occurrence of diabetes among racial and ethnic groups. Omar Lopez/Unsplash

Unscrambling the egg: how research works out what really leads to an increased disease risk

What contributes most to being at high risk of diabetes – diet, genes or something else? Big research questions need robust research approaches, so let’s break it down.
The term “epidemic” is now being used for more than infectious diseases. So what does it actually mean? AAPONE/Ahmed Jallanzo/

From plagues to obesity: how epidemics have evolved

The obesity epidemic, the flu epidemic, the opioid epidemic… in the 21st century, everything seems to be an “epidemic”. But what does the term actually mean?
Thelazia gulosa is an eyeworm parasite that infects cows. But an Oregon woman’s discovery of the worms in her own eye has raised concerns about parasites that jump from animals to humans. (Shutterstock)

How animal parasites find a home in humans

A stomach-churning viral video of an Oregon woman who describes removing cattle eyeworms from her eye has renewed interest in parasites that jump from animals to humans. Here’s all you need to know.
A CDC scientist measures the amount of H7N9 avian flu virus grown in a lab. James Gathany/CDC/Handout via REUTERS

3 ways the US should prepare for the next flu pandemic

Science has come a long way in the 100 years since the worst flu pandemic in history. But that doesn’t mean that the country is ready for another health disaster.

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