ADVERTISEMENT
A sperm and oocyte with a DNA double helix in the background.
How Sperm Regulate Offspring Health
A short term high fat diet before fertilization rewires sperm small RNA expression, passing predisposition to metabolic disease onto offspring.
How Sperm Regulate Offspring Health
How Sperm Regulate Offspring Health

A short term high fat diet before fertilization rewires sperm small RNA expression, passing predisposition to metabolic disease onto offspring.

A short term high fat diet before fertilization rewires sperm small RNA expression, passing predisposition to metabolic disease onto offspring.

diet

Different types of finger food
Why Do Travelers Get Upset Stomachs?
Shelby Bradford, PhD | Feb 1, 2024 | 2 min read
Diet influences the microbiome. When new foods enter the mix, it gets complicated.
Fatty Feasts May Come at an Immune Cost
Shelby Bradford, PhD | Jan 25, 2024 | 4 min read
Dietary changes rapidly alter T cell metabolism, but the effects can be reversed.
A colorful bouquet of fruits and vegetables in a mesh canvas bag.
Beyond Individual Nutrients: Complex Diet and Cancer Connections
Deanna MacNeil, PhD | 4 min read
Scientists develop cancer nutrition guidelines based on research examining how dietary patterns affect cancer risk and prevention.
Clues in the Coprolites
Hannah Thomasy, PhD | Jan 9, 2024 | 4 min read
Fossilized feces help scientists understand the lives of Puerto Rico’s earliest inhabitants.
Image of the fly brain (grey) highlighting the population of neurons (pink) to which the gut-secreted peptide CCHa1 signals
A Protein-Rich Diet Helps Mice and Flies Sleep More Soundly: Study
Alejandra Manjarrez, PhD | Mar 24, 2023 | 3 min read
The effect appears to be mediated by a gut-secreted peptide that signals to neurons in the brain that modulate the response to mechanical vibrations.
A mouse in front of an open sack of grain.
Mice Fed a Highly Processed Diet Are More Susceptible to the Flu
Alejandra Manjarrez, PhD | Nov 18, 2022 | 3 min read
It’s not clear why grain-fed mice are better able to recover after infection, but a study’s findings suggest food type may skew the results of animal studies.
Three white mice
High-Fat Diet in Mice Affects Social Behavior Across Generations
Sophie Fessl, PhD | Oct 27, 2022 | 4 min read
Pups born to mice whose mothers had been fed a high-fat diet showed social deficits, a study shows. 
a three star rating displays next to a bowl of fruits and vegetables with a stethoscope, scale, and other health and fitness supplies in the background.
5-Star Rating System Ranks the Validity of Health Advice
Katherine Irving | Oct 10, 2022 | 2 min read
The proposed tool aims to inject clarity into the often-murky science of health risk factors, but some experts are skeptical that it’ll succeed.
Organic food - flat design style colorful illustration. A composition with male, female characters, family, a big plate of vegetables, vegetarian salad, carrot, pepper, greens. Healthy lifestyle
Opinion: Eating Right to Avoid Catastrophe
Giulia Wegner and Kris A. Murray | Oct 3, 2022 | 5 min read
The key to averting cataclysmic events, such as pandemics, climate change, and mass extinction of species, lies partly in what’s on our plates.
A California coyote above Santa Monica beach
Human Gut Bacteria Show Up in Urban Wildlife
Bianca Nogrady | Sep 12, 2022 | 2 min read
The gut microbiomes of city-dwelling animals, including coyotes, lizards, and birds, show similarities to those found in humans who also live in urban environments.
A jar full of artificial sweetener packets.
Artificial Sweeteners Alter Gut Bacteria in Humans
Shafaq Zia | Aug 19, 2022 | 4 min read
When consumed for as little as two weeks, common alternatives to sugar affect intestinal bacterial communities, with some reducing the body’s ability to regulate blood glucose levels, a study finds.
Closeup of a person pouring several dietary supplement capsules into their open palm.
Vitamin D Pills Don’t Prevent Bone Fractures, Osteoporosis: Study
Dan Robitzski | Jul 28, 2022 | 2 min read
A large trial adds to a growing list of conditions once thought to be helped by vitamin D supplementation.
Photo of several diet foods
Book Excerpt from Anxious Eaters: Why We Fall for Fad Diets
Janet Chrzan and Kima Cargill | Jul 25, 2022 | 5 min read
In Chapter 1, “Why We Love Fad Diets,” authors Janet Chrzan and Kima Cargill explain the American propensity to take shortcuts to weight loss.
Photo of several diet foods
Opinion: Why We Fall for Fad Diets
Janet Chrzan | Jul 18, 2022 | 5 min read
Human beings are susceptible to the latest nutritional trends, regardless of their actual biological value.
multiple generations of family members eating at outdoor table
Sun Exposure Triggers Hunger in Men but Not Women, Study Suggests
Shafaq Zia | Jul 12, 2022 | 4 min read
Ultraviolet radiation leads to secretion of an appetite-boosting hormone in male mice, but experts say it’s not yet clear whether the mechanism applies to humans.
Photo taken from the perspective of a lab worker in a white coat and purple gloves preparing multiple fecal transplant capsules at a time.
Banking Previous Poos: Could a Transplant of Feces from Your Past Heal You?
Dan Robitzski | Jun 30, 2022 | 9 min read
The Scientist spoke with Brigham and Women’s Hospital and Harvard Medical School researchers Scott Weiss and Yang-Yu Liu, who propose that people bank stool samples when they’re young and healthy so that they can be transplanted to rejuvenate the gut microbiome later on.
Artist’s rendition of bright blue microbes among intestinal lining
Study Links Depression with High Levels of an Amino Acid
Dan Robitzski | Jun 14, 2022 | 5 min read
Experiments in animals and observations in humans suggest that the amount of proline circulating in one’s plasma has a strong association with depression severity.
Image of not-to-scale renderings of the skulls of various primate species
Surface Area of Tooth Roots Predicts Primate Body Size
Maddie Bender | May 2, 2022 | 2 min read
Researchers determine that a primate’s tooth root, and not just its crown, can yield reliable information about body size, but the relationship between root surface area and diet isn’t as clear.
Black and white photograph of Stamler looking into the camera.
“Father of Preventive Cardiology” Jeremiah Stamler Dies at 102
Lisa Winter | Feb 18, 2022 | 3 min read
He was among the first to identify lifestyle factors that contribute to cardiovascular disease.
ADVERTISEMENT