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Early stage lung cancer may be detected from a drop of blood

A diagnostic blood test may provide early detection of lung cancer in asymptomatic patients, according to a new study. Lung cancer, the leading cause of cancer death, is usually diagnosed at a late stage when the survival rate is extremely low. Early stage lung cancer…

When we say ‘smart,’ what do we mean?

Science & Tech When we say ‘smart,’ what do we mean? Illustration by Liz Zonarich/Harvard Staff October 16, 2024 4 min read ‘Educability’ is more to the point, computer scientist argues Part of the Wondering series A series of random questions answered by Harvard experts.…

Health benefits of kale: Make this green vegetable a part of your diet today!

Kale, often dubbed as a “superfood”, is a leafy green vegetable with an impressive array of health benefits. It is a powerhouse of micronutrients and antioxidants, and it is one of the extremely nutritious green leafy vegetables. Moreover, kale has an array of beneficial compounds…

How children learn to be good

Health How children learn to be good November 19, 2025 3 min read One tip for parents: Tell them about your mistakes Part of the Wondering series A series of random questions answered by Harvard experts. Richard Weissbourd and Kiran Bhai are part of the…

Why the Mediterranean diet works

Health ‘Harvard Thinking’: Why the Mediterranean diet works Illustrations by Liz Zonarich/Harvard Staff Samantha Laine Perfas Harvard Staff Writer November 19, 2025 long read In podcast, experts break down universal appeal, research-backed benefits of a health trend that adds more than it takes away Diet…

Shining a light on the dark matter of our genome

Health Shining a light on the dark matter of our genome New research unveils powerful mapping tool that may help transform treatment of genetic disease Yahya Chaudry Harvard Correspondent October 31, 2025 5 min read Heejin Roh (left), Brian Liau, and Simon Shen. Veasey Conway/Harvard…

Can revenge be addictive?

Health Can revenge be addictive? Getty Images Max Larkin Harvard Staff Writer November 3, 2025 5 min read Psychiatrist explains how humans are hardwired to crave payback and why forgiveness is the ultimate antidote Alongside painkillers, food, and technology, one psychiatrist worries about the addictive…

COVID in pregnancy raises child’s risk for developmental disorders

Health COVID in pregnancy raises child’s risk for developmental disorders Infection poses greatest threat during third trimester, according to study analyzing more than 18,000 births during pandemic peak Mass General Brigham Communication October 31, 2025 2 min read Getty Images Children born to mothers who…

Walking 3,000-5,000 steps a day may delay Alzheimer’s

Health Walking 3,000-5,000 steps a day may delay Alzheimer’s Findings could explain why some older adults at risk for the disease decline faster than others Mass General Brigham Communications November 4, 2025 4 min read Increasing your steps by even a little bit may help…

Are you getting enough sleep? Probably not.

Health ‘Harvard Thinking:’ Are you getting enough sleep? Probably not. Illustrations by Liz Zonarich/Harvard Staff Samantha Laine Perfas Harvard Staff Writer November 5, 2025 long read In podcast, experts discuss how to tap into powerful but often neglected key to health and well-being From medications…

Researchers link ultraprocessed foods to precancerous polyps

Health Study links ultraprocessed foods to precancerous polyps in younger women Mass General Brigham Communications November 13, 2025 4 min read Risk aligns with quantity in research that might offer clue to rise in under-50 cancer cases Colorectal cancer diagnoses have become increasingly common in…

Odds of surviving cancer drop drastically when credit score dips

Health Odds of surviving cancer drop drastically when credit score dips Benjamin James. Stephanie Mitchell/Harvard Staff Photographer Anna Gibbs Harvard Correspondent November 13, 2025 9 min read Study explores links between financial stress, mortality risk While past studies have explored how cancer patients’ financial health…

How habits in your 20s shape your heart for life

Health How habits in your 20s shape your heart for life Jacqueline Mitchell BIDMC Communications November 18, 2025 3 min read Young adulthood offers critical window to greatly reduce future risk of cardiovascular disease, according to new study Patterns of cardiovascular health during young adulthood…

Yawning may be more dangerous than you think, experts say

Find yourself yawning a lot? Do you need that third or fourth cup of coffee to make it through the afternoon at work? Such signs of sleepiness may be a red flag of a serious sleep deficit that could put you in physical danger and…

Alzheimer’s risk rises when amount of deep sleep falls, study suggests

Summary Insufficient deep sleep in slow-wave and REM stages may accelerate brain deterioration linked to Alzheimer’s disease. The brain’s inferior parietal region shrinks with inadequate deep sleep, according to a new study. During deep sleep, the brain removes toxins while REM sleep processes emotions and…

Cognitive shuffling: A mental trick to help you quiet racing thoughts and fall asleep

Summary Cognitive shuffling, a technique developed by cognitive scientist Dr. Luc Beaudoin, helps quiet racing thoughts for better sleep. The method involves mentally conjuring random, non-emotionally charged words and corresponding images for each letter. Though research is limited, the technique mimics natural sleep onset when…