Health

Fish oil capsules: Net benefits for the heart are limited

Julie Corliss
Julie Corliss, Executive Editor, Harvard Heart Letter

At one time there was hope that omega-3 supplements in the form of fish oil capsules might prevent heart disease, but 15 years of research has found this belief to be untrue, and taking fish oil could even be harmful to some people.

Heart rate variability: A new way to track well-being

Marcelo Campos, MD
Marcelo Campos, MD, Contributor

Measuring heart rate variability provides a way to see the impact of stress, which can be a motivator to make healthier lifestyle choices that can help counteract it.

10 signs that a child’s stomachache could be something serious

Claire McCarthy, MD
Claire McCarthy, MD, Faculty Editor, Harvard Health Publications

Stomachaches are common in children, and most are not serious, but there are certain signs parents should watch for — especially when other symptoms accompany a stomachache.

Insurance plan networks: 5 things you need to know

Diane W. Shannon, MD, MPH

Understanding all the details of your health insurance plan’s coverage can help prevent unexpected charges for out-of-network visits, particularly when away from your local coverage area.

New high blood pressure guidelines: Think your blood pressure is fine? Think again…

Monique Tello, MD, MPH
Monique Tello, MD, MPH, Contributing Editor

There’s been plenty of talk about the new blood pressure guidelines, but most people just want to know what the new categories mean, and what they should be doing to improve their blood pressure so they don’t find themselves needing to take medication.

Self-care: 4 ways to nourish body and soul

Monique Tello, MD, MPH
Monique Tello, MD, MPH, Contributing Editor

It’s crucial to take care of ourselves physically and mentally, especially when others depend on us. Here are four ways you can incorporate taking better care of yourself into your everyday routine.

Looking under the hood: How brain science informs addiction treatment

Elena H. Chartoff, PhD
Elena H. Chartoff, PhD, Contributor

Treatment of substance use disorders starts with the clinicians who see patients directly, but the ongoing search for more effective treatment options that will help the widest range of people begins with brain science.

New app helps parents track and encourage their child’s development

Claire McCarthy, MD
Claire McCarthy, MD, Faculty Editor, Harvard Health Publications

A new app from the Centers for Disease Control and Prevention provides parents with a new resource to help them keep track of their child’s development milestones.

What’s new with the flu shot?

Dominic Wu, MD
Dominic Wu, MD, Contributing Editor

If you are planning to get a flu shot but have not yet done so, it may be worth waiting a little longer, as data on patients from four recent flu seasons found that protection against the virus declined over the course of the winter.

The cost of chronic pain

Laura Kiesel
Laura Kiesel, Contributor

Even with comprehensive insurance, people with chronic conditions must shoulder the costs of many treatment-related expenses that are not covered because they are considered complementary or alternative therapies.