Harvard Health Blog

The first three years of life are crucial for brain development. Interactions between babies and their caregivers build neural connections in the brain and lacking sufficient interactions may affect brain development. A study found that babies born during the pandemic scored lower in several areas of development than babies born before it started.

With colds, flu, and COVID variants circulating, keeping your immune system healthy is even more important. Advertising would have you believe that some supplement or other is the key to protecting yourself from getting sick, but the best strategies to protect yourself involve common sense and simple steps.

Osteoarthritis (OA) is the number one cause of chronic knee pain, affecting nearly a quarter of people 40 or older. A recent study of people with overweight or obesity and OA showed that telehealth visits can be an effective way to provide care and may even help with weight loss, which can improve symptoms and prevent OA from worsening.

Sometimes we find ourselves in a situation where we question our own abilities, minimize our successes, and overemphasize what we perceive to be our failures. When this happens, it's helpful to try to view the situation more clearly and from a more balanced point of view. This takes practice, but the process starts with awareness.

It's commonly believed that poinsettia plants are poisonous, but are they? If they are dangerous, what can happen if some is ingested? What about other popular holiday-season plants like mistletoe or holly? If you have any of these in your home, what should you know about them?

We all know that motivation is key to accomplishing our goals, but even if you have a much-desired goal in mind, it's too easy for motivation to dissipate. Before setting a goal, it's critical to identify why it is important to you, to create a detailed plan that outlines how you will achieve it, and to make a to-do list so you can track your progress.

If you want to cut down on your alcohol consumption, or just want to start the new year on a healthy note, consider joining the Dry January challenge. Does a month seem like a long time? Here are steps you can take to improve your chances of success.

Five numbers give a thumbnail assessment of overall heart health and what factors people might need to address to lower the risk of a heart attack or stroke. These numbers offer ideal goals for most people, although targets vary for individuals based on age or other health conditions.

Many common medication treatments for migraine can cause side effects, underlining the need for more tolerable treatments. Mindfulness practice has been associated with improvement in people with chronic pain, including migraine. A study investigated whether mindfulness-based stress reduction techniques provided benefit for people experiencing migraine.

The holiday season is full of parties, gatherings, food, and drink — making it an ideal time to adopt healthier eating habits. Doing so can help you manage stress and avoid overeating, and will set you up for success in the new year.

If you have a family member or other loved one in an assisted living facility, it might seem difficult to choose a useful and meaningful gift for that person. But thinking about the person's particular circumstances, needs, and interests will help you select a gift that will be appreciated and enjoyed.

Chronic low back pain is a leading cause of long-lasting pain and disability worldwide. Treatment options help some people but not all, leaving millions seeking safe, effective treatment. An 8-week program using a virtual reality device aims to offers lasting relief, but valid questions about evidence of effectiveness have not yet been answered.

Low-carbohydrate diets have been popular for many years, but due to the high amounts of saturated fat, doctors and nutritionists worry about possible increased risk of cardiovascular disease. A study comparing three diets found that eating a high-fat diet did not necessarily raise heart risk, but the types and quantities of food make a difference.

Millions of people have tinnitus, a condition where a person hears a sound inside the head that does not come from any external source. There are many possible causes and no cure, but there are ways to ease the symptoms, one of which is sound therapy, which uses external sound to alter a person's perception of or reaction to tinnitus.

The holiday season often makes people feel stressed out over choosing gifts. Everyone wants to give a gift that the recipient will be excited about, but expectations and the fear of making the wrong choice undermine the thinking process. Can people get better at making decisions? Yes, but it requires accepting that there is no ideal choice, and approaching the process with the proper focus.

Obesity is a complex disease, and many factors contribute to weight gain and hinder efforts to lose weight. There is no single solution to weight loss, but there is good research that yoga may help manage stress, improve mood, curb emotional eating, and create a community of support, all of which can help with weight loss and maintenance.

In vitro fertilization (IVF) has helped countless people who were unable to conceive to have children. Frequently, the process results in additional embryos remaining, eventually leading to the question of what to do with them. Embryo donation is one of several options and deciding which path to pursue may not be easy.

Many physical abilities decline with age, along with changes that occur in coordinating the movements of the body. One of the most significant causes of this decline is reduced physical activity. In fact, as people age it becomes even more important to exercise regularly, and regular activity can help improve strength and coordination.

Prostatitis is a common inflammatory condition, but most cases have no obvious cause. Treatments are varied and include anti-inflammatory painkillers and alpha blockers, but a clinical trial showed that acupuncture has the potential to reduce symptoms of prostatitis without the side effects that drugs can cause.

Dry skin and athlete's foot affect many men. There are several treatment options for both conditions, and steps you can take to prevent them from occurring or returning.

Inflammation is part of the body's healing process, but chronic inflammation can contribute to a range of health issues. In every season, regularly eating a variety of anti-inflammatory foods can benefit your health.