Browse evidence-based analysis of health-related claims and assertions
Log in to see full claim details, scientific mechanisms, and cited studies.
During muscle contractions, women and men show different patterns of nerve signal activity in specific thigh muscles: women have higher nerve firing rates in the outer thigh muscle at low and...
In young adults who have not trained before, performing resistance exercises with restricted blood flow for six weeks leads to increases in knee strength, with higher loads producing greater gains....
For young male college table tennis players, a type of resistance training that uses light weights and restricted blood flow does not cause reported side effects and might put less stress on joints...
In young male college table tennis players, a type of resistance training that uses light weights with restricted blood flow improves explosive leg power just as much as traditional heavy weight...
Among young male college table tennis players, doing either heavy weight training or light weight training with restricted blood flow for 8 weeks leads to larger quadriceps muscles and improved...
In young male college table tennis players, a specific type of low-intensity strength training with restricted blood flow leads to the same increases in muscle size and explosive leg power—such as...
Among young male college table tennis players, eight weeks of heavy weight training led to greater gains in leg strength than light weight training with restricted blood flow, but both methods...
When vibration is applied during gentle muscle contractions, the effect on muscle activation varies depending on the specific vibration settings; only some combinations of frequency and amplitude...
When vibrating muscles during low-force static contractions, the electrical signals from muscles do not consistently change compared to when no vibration is applied, suggesting that changes in muscle...
During low-force muscle contractions with vibration, the speed at which electrical signals travel along muscle fibers increases compared to contractions without vibration, suggesting that larger and...
When vibration is applied to the biceps muscle during a mild, sustained contraction, some vibration frequencies between 20 and 55 Hz increase the electrical signal measured on the skin surface, while...
When vibration is applied to the biceps muscle during a light, sustained contraction, it is linked to faster electrical signals in muscle fibers and stronger electrical readings from the skin...
In recreationally trained adults, alternative training methods like drop sets, tempo-controlled lifts, and cluster sets result in similar muscle growth and strength improvements as conventional...
Among advanced weight training techniques, velocity-based training and eccentric overload lead to the greatest gains in maximum strength for people who train recreationally, primarily by maintaining...
In recreationally trained adults, rest-pause training leads to slightly greater muscle growth than traditional training sets, possibly because it maintains high muscle fiber activation and metabolic...
In adults aged 18–45 who train regularly but are not elite athletes, different resistance training methods that vary in set structure produce similar amounts of muscle growth when total workload and...
In adults aged 18–45 who train recreationally, advanced resistance training methods lead to a small but measurable increase in maximum strength compared to standard multiple-set routines, possibly...
In healthy men aged 69–70, both moderate and heavy slow resistance training lead to comparable increases in tendon size and strength after 12 weeks, with no meaningful difference between the two...
In healthy men aged 69–70, 12 weeks of supervised slow resistance training increases the stiffness and elastic properties of the Achilles tendon and the muscle tissue connecting the quadriceps to the...
In healthy men aged 69–70, performing supervised slow resistance exercises for 12 weeks leads to higher force and stress levels in key tendons and connective tissues of the leg, indicating these...
In healthy men aged 69–70, performing supervised slow resistance training with moderate to heavy weights for 12 weeks leads to small but measurable increases in the thickness of the patellar and...
In healthy older men, both moderate and heavy slow resistance training lead to comparable improvements in tendon size and strength after 12 weeks, with no meaningful difference between the two...
After twelve weeks of controlled, slow strength training, healthy older men show increased force and stress in several leg tendons and connective tissues, with only the Achilles tendon and a part of...
In men aged 69–70, performing supervised slow resistance training three times a week for 12 weeks leads to a small but measurable increase in the thickness of the patellar and Achilles tendons.