HEALTHY-NUTRITION

Recognizing and treating disorders of gut-brain interaction

Dr. Freeman: “Mr. Vargas, great news on the biopsy results: all negative. It means the workup we have done, including imaging, blood work, and endoscopies, is all normal. You’re all set.” Mr. Vargas: “How can that be? I feel miserable!” What are disorders of gut-brain interaction? The clinical scenario above (names altered for privacy) is …

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New Harvard tool helps fact-check cancer claims

The internet is full of warnings about things that cause cancer. Watch out for antiperspirants, scented candles, and bras, dubious web sites or sensational posts on social media warn. Steer clear of disposable chopsticks, microwaves, radon gas, and more. Scary or misleading claims are so plentiful that it’s hard to know which ones to take …

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A common virus may be one contributing cause of multiple sclerosis

Discovering the cause of a disease is not easy. One reason is that the vast majority of diseases do not have a single cause. Instead, most diseases occur because multiple factors combine to cause the disease. One factor is genes. Some people are born with one or more genes that make them vulnerable to a …

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Tick season is expanding: Protect yourself against Lyme disease

In parts of the United States and Canada, warming temperatures driven by climate change may be contributing to a rise in tick-borne illnesses. Ticks are now thriving in a wider geographic range, and appearing earlier and sticking around later in the shoulder seasons of spring and fall. That means we need to stay vigilant about …

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Concussion care for children and teens: What parents need to know

Concussions are very common — in fact, they are the most common kind of traumatic brain injury (TBI). While most people recover completely, concussions sometimes lead to lifelong problems, as we’ve learned from the experiences of former National Football League players. That’s why it’s important that we do everything we can to not just prevent …

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Sexual fluidity and the diversity of sexual orientation

Who are you today? Who were you a decade ago?  For many of us, shifts in our lives — relationships, jobs, friendships, where we live, what we believe — are the only constant. Yet it’s a common misconception that sexual orientation develops at an early age and then remains stable throughout one’s life. Rather, changes …

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Blood donations are down — so why restrict blood donors by sexual orientation?

The blood supply in the US is critically low. Donations dropped off so dramatically during the COVID-19 pandemic that the American Red Cross has declared a national blood crisis. And since donated red blood cells only last about six weeks, supplies cannot be stockpiled in advance. A severe shortage could require difficult decisions about who …

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Eating disorders spike among children and teens: What parents should know

During the pandemic, we have seen many more children and teens go to the emergency room with mental health problems. And there has been a notable rise in eating disorders, particularly among adolescent girls. Eating disorders include a range of unhealthy relationships with food and concerns about weight. Unfortunately, eating disorders are common. In fact, …

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