assessment of the correlation between rock brittleness and rock fracture toughness has been the subject of extensive research works in the recent years. unfortunately, the brittleness measurement methods have not yet been standardized, and rock fracture toughness cannot be estimated satisfactorily by the proposed indices. in the present study, statistical analyses are performed on some data col...

Abstract. Introduction: The mental health of elite athletes has been recognised as great importance. There have relatively few studies examining the prevalence problems in swimmers. None commented on range psychosocial associated with ill-health. aim this study was to identify common and Methods: conducted a national swimming squad competing at international level. All (n=55) were invited parti...

As concerns on health care increases, many people look for various kinds of exercises for maintaining their own healthy conditions. Especially recent days, many people want to live a well-being life and prevent any harmful factors of unhealthy conditions from their life. Among numerous types of sports or physical activities for health care, yoga is one of the most popular sports in the world. T...

This study of two lemur species (Lemur catta and Propithecus v. verreauxi) in Madagascar combines observations of food procurement and initial food placement in the mouth with comparisons to food toughness and external properties. Food toughness was hypothesized to play a decisive role in determining food placement during ingestion. It was found that tougher foods are generally ingested on the ...

Pre-Participation Examination (PPE) is recommended in many countries prior to or during the practice of competitive sports. The dedicated exploration psychological complaints and illnesses sense a psychiatric basic assessment within PPE not yet rule. implementation Psychiatric Basic Assessment (PBA) proposed presented terms content. Abnormal findings PBA, crises, emergencies as well conspicuous...

BACKGROUND Although numerous investigations have indicated that social participation (SP) has positive effects on the health of older adults, there have been few studies on its negative health consequences. We examined the cross-sectional associations of the type, frequency, and autonomy for SP with physical and mental health. METHODS The analytical subjects were 5126 males and 7006 females w...

the basic trait in the ceramics is their high brittle or low fracture toughness, and the main criteria in the design and application is specifying the fracture toughness in ceramics. in this paper, a new method is proposed to determine the fracture toughness of ceramics, which is enhanced in lowering the cost of fracture toughness determination relative to the previous methods. hence due to the...