Illustration of a clock with a fork and knife instead of hands.
Opinion: Changing When and How Much We Eat May Extend Healthspan
Fasting, eating only at certain times of day, and restricting overall calorie intake can collectively contribute to lifespan extensions in animals. Could the same hold true in humans?
Opinion: Changing When and How Much We Eat May Extend Healthspan
Opinion: Changing When and How Much We Eat May Extend Healthspan

Fasting, eating only at certain times of day, and restricting overall calorie intake can collectively contribute to lifespan extensions in animals. Could the same hold true in humans?

Fasting, eating only at certain times of day, and restricting overall calorie intake can collectively contribute to lifespan extensions in animals. Could the same hold true in humans?

nutrition
Photo of several diet foods
Book Excerpt from Anxious Eaters: Why We Fall for Fad Diets
Janet Chrzan and Kima Cargill | Jul 25, 2022
In Chapter 1, “Why We Love Fad Diets,” authors Janet Chrzan and Kima Cargill explain the American propensity to take shortcuts to weight loss.
four polar bears on floating sea ice
It’s a Bear-Eat-Bear World: Understanding Cannibalism in the Largest Land Carnivores
Raegan Scharfetter | Jul 20, 2022
A new review seeks to understand why the animals sometimes devour members of their own species.
A Connected Community: The Rise of Microbiome Research
The Scientist Creative Services Team
Explore how microbes shape health, disease, and the world beyond
Photo of several diet foods
Opinion: Why We Fall for Fad Diets
Janet Chrzan | Jul 18, 2022
Human beings are susceptible to the latest nutritional trends, regardless of their actual biological value.
Brain imaging of a fruit fly
Science Snapshot: When Pregnant Flies Crave Ice Cream and Pickles
Lisa Winter | Jul 7, 2022
A visualization technique shows how fruit flies choose which food to eat.
A top-down view of bowls filled various high-fiber foods such as rice, corn, seeds, and cereal sitting on a wooden table.
Different Dietary Fibers Affect the Body in Unique Ways
Rachael Moeller Gorman | May 3, 2022
Acting through the microbiome, the fiber arabinoxylan reduces cholesterol in many people, while another fiber, called long-chain inulin, increases inflammation, a study finds.
Variety of sweeteners - Stevia, sugar, pollen and honey stock photo
How the Gut Differentiates Artificial Sweeteners from Sugars
Chloe Tenn | Jan 21, 2022
Signals from sweeteners and sugars are relayed from the gut to the brain by different neural pathways, a new study concludes.
Two fingers grasp a vitamin D capsule
Vitamin D Deficiency Drives Opioid Addiction in Mice
Amanda Heidt | Jun 16, 2021
Mice with low vitamin D had exaggerated craving for opioids and felt the drugs’ effects more strongly—results supported in part by human medical records—suggesting that supplements should be explored as treatments for opioid use disorders.
gamma delta t cell intestine gut mouse mice diet nutrient epithelial cell remodeling immune system
Mysterious Immune Cells Change the Gut Lining to Accommodate Diet
Annie Melchor | Apr 6, 2021
A study shows gamma-delta T cells in mice respond to shifts in nutrients by changing the cellular composition of the intestinal epithelium.
Nutrition Researchers Can Determine What You’ve Been Eating
Amber Dance | Dec 1, 2020
The study of diet, long plagued by inaccuracies in self reports, is entering a new age of precision with the methods of metabolomics.
Infographic: Deciphering Diet from Blood and Urine Samples
Amber Dance | Dec 1, 2020
Nutrition researchers are beginning to use metabolomics to determine how healthy subjects’ diets are, and even to reveal specific properties of the foods they eat.
Space-Grown Lettuce Is Safe and Astronaut-Approved
Amy Schleunes | Mar 9, 2020
NASA’s vegetable production system, known as Veggie, may help pave the way for more sophisticated systems that could supplement astronauts’ diets during long trips to space.
Exercising Before Eating Burns More Fat: Study
Emily Makowski | Nov 27, 2019
Men had better fat-burning results when they had breakfast after cycling instead of beforehand.
a DNA helix made of fruits and vegetables
Personalized Nutrition Companies’ Claims Overhyped: Scientists
Shawna Williams | Aug 21, 2019
Services promising scientifically tailored supplements or advice abound. Experts say their claims are largely unfounded, although some solid evidence is beginning to emerge.
The sponge Mycale grandis overgrowing coral on the reef in K?ne?ohe Bay
Image of the Day: Cooperative Sponges
Nicoletta Lanese | Aug 15, 2019
Mycale grandis teams up with microbes housed inside it to gather nutrients.
scientist to watch laura bowers
Laura Bowers Works to Sever the Link Between Obesity and Cancer
Shawna Williams | Jul 15, 2019
The Purdue University nutrition researcher delves into the details of how fat tissue affects tumors.
Researchers Identify Gut Microbes to Help Malnourished Kids Recover
Ashley P. Taylor | Jul 12, 2019
Calories aren’t enough to correct malnourishment, but eating foods that spur specific microbes to grow in the gut can.
bonobo diet nutrition evolution human anthropology iodine deficient greens eat vegetables plants herbs omnivorous
Image of the Day: Side Salad
Chia-Yi Hou | Jul 2, 2019
Bonobos eat their aquatic greens, perhaps to get their daily dose of iodine.
Climate Change May Hamper Response to Flu: Study
Carolyn Wilke | Feb 5, 2019
Mice exposed to heat wave temperatures ate less and showed weakened immune responses to the virus.