A gene variant may be driving high rates of unnecessary bone marrow biopsies in Black Americans, researchers say. The variant is responsible for lower white blood cell levels in some healthy Black people, the investigators said. “We’ve essentially created this racial health disparity by not fully considering how genetic variation affects white blood cell levels,”…  read on >  read on >

Having a case of COVID-19 significantly increases hospitalized trauma patients’ risk of complications and death, a new study finds. “Our findings underscore how important it is for hospitals to consistently test admitted patients, so that providers can be aware of this additional risk and treat patients with extra care and vigilance,” said lead author Dr.…  read on >  read on >

Despite being particularly susceptible to severe COVID-19, many U.S. teen and young adult cancer survivors are wary of vaccination, a new study finds. Cancer survivors often have weakened immune systems and are more likely to develop severe respiratory infections. That puts them at greater risk from COVID, so it’s strongly recommended that they get vaccinated.…  read on >  read on >

Walmart said Tuesday that it will start selling its own private brand of insulin at much lower prices than competing products. Insulin prices have skyrocketed in recent years, making it unaffordable for some Americans with diabetes, according to CBS News. “We know many people with diabetes struggle to manage the financial burden of this condition,…  read on >  read on >

Men, take note: An unhappy marriage might end in divorce, but staying unhappily hitched could also raise your risk of stroke or early death, a new Israeli study suggests. The increased risk was as much as that seen with smoking or a ‘couch potato’ lifestyle, said lead researcher Shahar Lev-Ari, chair of health promotion at…  read on >  read on >

Hospitalized patients with diabetes who hadn’t been taking their medication had more severe cases of COVID-19, a new study shows. “Our results highlight the importance of assessing, monitoring and controlling blood glucose [sugar] in hospitalized COVID-19 patients from the start,” said study author Sudip Bajpeyi, associate professor of kinesiology at the University of Texas at…  read on >  read on >

Alzheimer’s disease has no cure, but one expert says it may be possible to reduce the risks of developing the disease with healthy lifestyle changes. There are two different types of Alzheimer’s. Early-onset typically affects patients before age 65. Late-onset affects older adults. “Early-onset dementia often is linked to genetics and can run in families,”…  read on >  read on >