Diminished anaerobic and aerobic exercise fitness in the hemoglobin E traits.

Background: There is no information about the exercise performances of the hemoglobin E trait (Hb EA), which is the second most prevalent hemoglobinopathy found in Southeast Asia and Mediterranean. The purpose of the present study was to compare both anaerobic and aerobic exercise performances between young male subjects with Hb EA and with normal hemoglobin (A2A).

Methods: One hundred and twenty-two subjects underwent Hb EA Test screening, which revealed the presence of 17 subjects with Hb EA and 105 subjects with A2A.

No effect of acute ingestion of Thai ginseng (Kaempferia parviflora) on sprint and endurance exercise performance in humans.

Thai ginseng, Kaempferia parviflora, is widely believed among the Mong hill tribe to reduce perceived effort and improve physical work capacity. Kaempferia parviflora is consumed before their daily work. Therefore, we conducted an acute study on the effects of K.