Journal article · 1999
Acute-phase proteins and other systemic responses to inflammation
The New England journal of medicine
Evidence library
Bibliographic records and reader-friendly guides to sources cited by the journal.
Journal article · 1999
The New England journal of medicine
Journal article · 2018
Cold Spring Harbor Perspectives in Medicine
Getting stronger and improving endurance are not always competing goals. The authors examine how muscle, nerves, and energy-producing machinery respond to different kinds of training. A useful example comes from well-trained endurance athletes: a nine-week program…
Journal article · 2025
Nutrition Today
What does the fiber number on a food label actually describe? Experts from nutrition, laboratory analysis and food-data research discuss why dietary fiber terminology is inconsistent. Different definitions and measurement methods can capture different components, making…
Journal article · 2022
British Journal of Pharmacology
Caffeine and a carefully targeted medicine can act on the same signaling system without doing the same job. Both can block adenosine receptors, proteins that respond to a chemical messenger. Caffeine affects several receptor types, while…
Journal article · 2022
Journal of Sleep Research
Caffeine can affect more than how sleepy you feel at bedtime. The authors examine adenosine, a chemical involved in sleep regulation, and how caffeine blocks some of its signals. They also describe an interaction with the…
Journal article · 2017
International journal of molecular sciences
Journal article · 2006
Obesity
Body fat is more than stored energy: it also helps the body decide how to use that energy. Fat tissue releases hormones and other signals involved in appetite, blood-sugar control, immunity, and reproduction. The authors describe…
Book chapter · 2020
Feingold KR, Adler RA, Ahmed SF, et al., editors
Journal article · 2018
Collabra: Psychology
Journal article · 2019
Neurogastroenterology & Motility
The stomach's job is not simply to push a meal onward as fast as possible. It must make room, grind food, and regulate delivery into the small intestine. The authors describe how opposing nerve pathways, digestive…
Journal article · 2016
Diabetologia
Journal article · 2024
JAMA Network Open
How does weekly aerobic exercise time relate to changes in body fat? Researchers combined 116 randomized trials involving 6,880 adults with overweight or obesity. The supervised programs lasted at least eight weeks. Their model estimated about…
Journal article · 2013
Eur J Prev Cardiol
Journal article · 2023
Sports medicine (Auckland, N.Z.)
Journal article · 2023
The Journal of clinical endocrinology and metabolism
Journal article · 2016
Nutrients
A slower resting metabolism with age is not simply a story about losing muscle. Researchers examined 714 healthy Caucasian adults aged 18–83 with a body mass index below 30. Lower fat-free mass statistically explained 59.7% of…
Journal article · 2013
AGE
Getting less flexible with age does not appear to happen evenly across the body. Researchers examined 6,000 assessments from a Brazilian sample using 20 assisted movements across seven joint regions. Older participants generally had lower flexibility,…
Journal article · 2016
Sports Medicine
Journal article · 2006
Journal of Sports Sciences
Journal article · 2010
J Strength Cond Res
Webpage · 2026
Journal article · 2023
Am J Gastroenterol
Journal article · 2026
Medicine & Science in Sports & Exercise
A useful strength program does not have to begin with a search for the perfect routine. The authors synthesized 137 systematic reviews of resistance training in healthy adults. Training improved strength, muscle size, and several measures…