Wildfire smoke

Is wildfire smoke bad for your health?

July 12, 2021

With fires blazing across Colorado, California and Oregon, much of the Western United States is awash in smoke this summer. How does the smoke impact our health? Is it OK to exercise outdoors? What can we do to protect ourselves indoors? Colleen Reid has answers.

Female sprinters lined up for race

Should marijuana still be banned from sport?

July 7, 2021

In the wake of U.S. sprinter Sha'Carri Richardson's controversial pre-Olympic suspension for marijuana use, we ask cannabis researcher Angela Bryan what the science really says: Does weed really make you faster? Is it bad for you? Should it be banned from sport?

Tom Heinbockel demonstrating using a Power Breathe device

5-minute breathing workout lowers blood pressure as much as exercise, drugs

June 29, 2021

Strength training for your breathing muscles? Daily High-Resistance Inspiratory Muscle Strength Training lowers blood pressure and improves vascular health as well as, or even more than, aerobic exercise or medication, new CU Boulder research shows.

Tiny American flag in ground at cemetery

US life expectancy took an alarming plunge amid pandemic

June 23, 2021

Life expectancy in the United States plunged by nearly two years in 2020, the largest decline since World War II, new CU Boulder research shows. Among some racial minorities, the decline was twice that of whites; and compared to 16 wealthy peer countries, the U.S. decline was 8.5 times worse.

smoke stacks and air pollution

Air pollution exposure during pregnancy may boost babies’ obesity risk

June 10, 2021

New research shows pregnant women exposed to higher levels of air pollution have babies who grow unusually fast in the first months after birth, putting on excess fat that puts them at risk of obesity and related diseases later in life.

Sunrise over the Flatirons

Earlier sleep timing associated with lower depression risk

May 27, 2021

A study including data from more than 840,000 people found that going to bed and waking up an hour earlier was associated with 23% lower risk of depression.

A student getting a vaccine

Still hesitant to get the shot? 7 COVID vaccine concerns addressed

May 5, 2021

Some worry the science was rushed. Others question whether the benefits outweigh the risks. Here's what Teresa Foley, a teaching professor of distinction in integrative physiology, tells students, acquaintances and family who are hesitant.

Students celebrate high school graduation

Greater access to birth control boosts high school graduation rates

May 5, 2021

In 2009, Colorado launched an ambitious initiative that enabled federally-funded Title X clinics to provide a broad array of birth control options for free or at a low cost. A new study shows the program significantly boosted graduation rates in the state, enabling 3,800 more women to get a diploma.

Denver Post protesters

Why news matters: Film spotlights instructor's fight to save local journalism

April 28, 2021

A new documentary debuting this week on PBS centers around the efforts of Chuck Plunkett, now director of CU News Corps, to push back against newsroom layoffs around the country and save local journalism.

Student volunteers in masks on the CU Boulder campus

Student-led spring study shows high mask compliance on campus

April 28, 2021

A new study of mask compliance across 53 campuses, including CU Boulder, suggests that while there's some room for improvement, college students are listening to public health advice and wearing face coverings.

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