Do naturally high testosterone levels equal stronger female athletic performance?

Over the past few years, controversy has surrounded the World Athletics ruling that female hyperandrogenic athletes—female athletes with naturally high levels of testosterone—are banned from competing in certain track events. The controversy is perhaps best exemplified by the case of South African runner Caster Semenya. This rule is based on the hypothesis that total testosterone levels directly determine athletic performance […]

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Air pollution linked to high blood pressure in children; other studies address air quality and the heart

A meta-analysis of 14 air pollution studies from around the world found that exposure to high levels of air pollutants during childhood increases the likelihood of high blood pressure in children and adolescents, and their risk for high blood pressure as adults. The study is published in a special issue on air pollution in the Journal of the American Heart […]

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Women had ‘alarmingly high rates’ of mental health problems during start of the pandemic

A study at the University of Chicago Medicine found U.S. women experienced increased incidence of health-related socioeconomic risks (HRSRs), such as food insecurity and interpersonal violence, early in the COVID-19 pandemic. This was associated with “alarmingly high rates” of mental health problems, including depression and anxiety. The research was published April 5 in the Journal of Women’s Health. Other studies […]

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Diagnosis bias of borderline personality disorder high among LGB community

Some health care professionals allow their bias toward lesbian, gay and bisexual persons to show when diagnosing borderline personality disorder, says a University of Michigan researcher. This bias for borderline personality disorder, or BPD—a chronic mental illness known for impulsive behavior, people’s uncertainty about themselves and relationship difficulties—is more pronounced for sexual minorities than heterosexual individuals, says Craig Rodriguez-Seijas, U-M […]

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Livestock workers face high MRSA risk

For Michigan State University’s Felicia Wu, the surprise isn’t that people who work with livestock are at higher risk of picking up antibiotic-resistant bacteria, but instead how much higher their risk levels are. “This is a bit of a wakeup call,” said Wu, John. A Hannah Distinguished Professor in the Departments of Food Science and Human Nutrition and Agricultural, Food […]

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U.S. COVID hospitalizations reach record high as California hospitals run out of oxygen

A record-breaking 131,000 coronavirus hospitalizations were recorded in the United States on Tuesday. In hard-hit Los Angeles County, hospitals began running out of oxygen and paramedics were told not to bring patients to a hospital if they showed little hope of survival. “We’re no longer a wave or surge, or surge upon a surge. We really are in the middle […]

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With pot rules relaxed, more U.S. teens driving while high: study

(HealthDay)—America’s roads are notoriously unsafe on New Year’s Eve, and a new study shows that marijuana legalization could be making the situation even worse. Almost half of teenagers who regularly use pot admit they’ve gotten behind the wheel while stoned, a new study in JAMA Network Open reveals. Overall, twice as many teens report driving under the influence of marijuana […]

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Risk for Fatal Cardiovascular Events High in Many T2DM Patients

WEDNESDAY, Dec. 2, 2020 — About half of patients with type 2 diabetes mellitus (T2DM) have a very high risk for fatal cardiovascular (CV) events, according to a research letter published online Nov. 13 in the European Journal of Preventive Cardiology. Ana M. Cebrián-Cuenca, M.D., Ph.D., from the Servicio Murciano de Salud in Cartagena, Spain, and colleagues conducted a cross-sectional […]

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How To Tell If Your Heart Rate Is Too High During HIIT

The operative word in the term “high-intensity interval training,” or HIIT, is intense. Whether you’re doing your HIIT workout as part of a group fitness class, virtually through a program like Peloton digital, or are following a routine alone, you know that sweating, grunting, and shortness of breath are partly what you’ve signed up for. Pushing yourself to the max […]

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