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Researchers find breast cancer risk marker linked to physical activity in girls

Rates of breast cancer are rising among younger women, with more than 42,000 deaths projected this year

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Yahoo News Canada
Political Correspondent
Published: 1/19/2026
Updated: 1/20/2026
8 min read
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Yahoo News Canada reports on Researchers find breast cancer risk marker linked to physical activity in girls

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It’s long been known that women who are more physically active in their spare time have a lower risk of breast cancer, with those who are the most active having about 20 percent less risk of developing the disease.

Now, researchers at Columbia Univer...

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Mike Chen2 hours ago

Finally some real action on climate change. This legislation is long overdue and I hope it passes quickly despite the opposition from oil-dependent provinces.

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Jennifer Walsh3 hours ago

As someone who works in Alberta's energy sector, I'm concerned about the economic impact. The transition fund sounds good in theory but will it actually help workers like me?