Harvard Health Blog

Join the discussion with experts from Harvard Health Publishing and others like you on a variety of health topics, medical news, and views.

Stress may be getting to your skin, but it’s not a one-way street

In addition to everything else associated with stress, it can have negative effects on the skin, and can also aggravate certain skin conditions. But skin and hair also product stress-inducing signals that can travel back to the brain, adding to psychological stress and perpetuating a stress cycle.

The art of a heartfelt apology

If you have upset someone, the best way to rectify the situation is by making a sincere, heartfelt apology. But just saying the words isn’t quite enough: for an apology to be effective, it has to be genuine. You have to mean it, and you have to make that clear.

How is treatment for myasthenia gravis evolving?

Myasthenia gravis (MG) is a rare neuromuscular disease that impairs the transmission of nerve signals to muscles, causing temporary weakness of affected muscles. While treatment is complex, recently updated guidelines have added to the understanding of MG and are improving approaches to treatment.

Sleep, stress, or hormones? Brain fog during perimenopause

During perimenopause, some women notice that they are having trouble focusing or are more forgetful. Are sleep disturbances, stress, or hormones behind this brain fog –– and what can you do to feel less foggy?

Black peer support: A role in mental health recovery

Peer support groups in mental health allow people with similar lived experiences to listen, share, and encourage one another. A Black peer support group created around race and culture as well as mental health may offer a safe space that allows people to address aspects of shared identity and experiences around racism with others who understand their daily reality.

What’s new in the updated asthma guidelines?

Recent updates to asthma management guidelines produced by the National Asthma Education and Prevention Program reflect advances in understanding of the mechanisms that cause asthma and current best practices to manage asthma symptoms.

Women, alcohol, and COVID-19

Excessive alcohol use is a common response to coping with stress, but the physical, mental, and emotional impacts of the COVID-19 pandemic have had a disproportionate effect on women. There are medical and psychiatric consequences of increased alcohol use that women need to be aware of.

Do vitamin D, zinc, and other supplements help prevent COVID-19 or hasten healing?

Robert H. Shmerling, MD

Senior Faculty Editor, Harvard Health Publishing

Certain vitamins and supplements have long been promoted as having benefits for the immune system, which has led some to believe they may have similar effects on COVID-19 — and some doctors have been prescribing them. But so far, study results have not been encouraging.

An emerging treatment option for men with recurring prostate cancer after radiation therapy

Charlie Schmidt

Editor, Harvard Medical School Annual Report on Prostate Diseases

Prostate cancer is often a multifocal disease, meaning that several tumors can be present in different parts of gland at the same time. Not all of these tumors are equally problematic, however. And it’s increasingly thought that the tumor with the most aggressive features — called the index lesion — dictates how a man’s cancer […]

Want to improve your memory? Get a good night’s sleep!

Sleep is important for your memory, as the brain uses the time you are sleeping to process new information and consolidate it for later recall. If you are tired from a lack of sleep, it’s more difficult to pay attention, and attention is necessary to good memory function.