Enjoy avocados? Eating one a week may lower heart disease risk

The creamy, pale green flesh of an avocado is full of nutrients closely tied to heart health. Now, a long-term study finds that eating at least two servings of this popular fruit per week is linked to a lower risk of cardiovascular disease. Study co-author Dr. Frank Hu, the Frederick J. Stare Professor of Nutrition […]

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 […]

Poor housing harms health in American Indian and Alaska Native communities

Robbed of ancestral lands, American Indian and Alaska Native tribal communities face an unparalleled housing crisis that pleads for national housing reforms. As victims of centuries of intentional government policies to remove and reallocate lands and resources, many live in third-world conditions that have led to sky-high rates of health problems, ranging from diabetes and […]

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 […]

An action plan to fight unhealthy inflammation

Although inflammation serves a vital role in the body’s defense and repair systems, chronic inflammation can cause more harm than good. And that may make you wonder: what can I do about it? In fact, there’s a lot you can do. And you may already be doing it. That’s because some of the most important […]

Primary progressive aphasia involves many losses: Here’s what you need to know

When you think about progressive brain disorders that cause dementia, you usually think of memory problems. But sometimes language problems — also known as aphasia — are the first symptom. What’s aphasia? Aphasia is a disorder of language because of injury to the brain. Strokes (when a blood clot blocks off an artery and a […]

How to recognize and tame your cognitive distortions

Two things I have accomplished, in different realms, seem like they would require entirely different skill sets, yet I have discovered an unexpected overlap. The first is overcoming a vicious addiction to prescription painkillers, and the second is training to be a health and wellness coach. The common skills and practices of these two experiences […]

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, […]

What is alopecia areata and how is it managed?

Alopecia has been in the news recently. But what does it mean to have alopecia? Alopecia is a catch-all term that encompasses all types of hair loss. Hair loss is a common problem for many men and women, and most people will experience some type of hair loss during their lifetimes. Alopecia areata (AA) occurs […]

Save the trees, prevent the sneeze

When I worked at Greenpeace for five years before I attended medical school, a popular slogan was, “Think globally, act locally.” As I write this blog about climate change and hay fever, I wonder if wiping off my computer that I’ve just sneezed all over due to my seasonal allergies counts as abiding by this […]