28; 95% Cl: 1.25-1.31) and PM10, (RR: 1.11; 95% Cl: 1.10-1.13) were associated see more with more pediatric influenza cases. There was a significant interaction effect (RR: 0.94; 95% Cl: 0.93-0.95) between PM10 and mean temperature on pediatric influenza. Adding the interaction term between mean temperature and PM10 substantially improved the model fit. This study provides evidence that PM10, needs to be taken into account when evaluating the temperature-influenza relationship. O-3 was also an important predictor, independent of temperature. (C) 2013 Elsevier Ltd. All
rights reserved.”
“Background: Exercise training confers beneficial effects on vascular reactivity in patients with chronic heart failure (CHF). This randomized study compares the effects of interval cycle training combined with strength training versus interval training alone on vascular reactivity in CHF patients.
Methods: Twenty-eight consecutive stable CHF patients (23 males, 53 +/- 10 years, 28.4 +/- 4.1 kg/m(2), left SCH727965 Cell Cycle inhibitor ventricular ejection fraction of 37 +/- 12%) were randomly assigned to 3 times’ weekly training sessions for 3 months, consisting
of a) 40 minutes of interval cycle training (n = 14), versus b) 20 minutes of similar interval training plus 20 minutes of strength training of the quadriceps, hamstrings, muscles of the shoulder and biceps brachialis (n = 14). The work/recovery ratio of each session was 30/60 seconds. The intensity of interval training was set at 50% of the peak workload achieved at the steep ramp test (consisted of a 25-Watt increase on a cycle ergometer every 10 seconds until exhaustion). All patients underwent maximal, symptom-limited cardiopulmonary exercise testing and ultrasound evaluation of vascular reactivity by flow-mediated vasodilation (FMD) before and after the program.
Results: A significant improvement in FMD was observed in the combined training group (P = 0.002), in contrast to the interval training alone group (P = NS); the improvement
was significantly greater in the combined training than in the interval training alone group (P < .05). Peak oxygen uptake increased significantly and similarly in both groups, in the interval training group (P = .03), and in the combined training group (P = .006). No significant correlation was found between FMD improvement and cardiopulmonary exercise parameters.
Conclusions: find more A combined high-intensity, interval cycle exercise with strength training induces a greater beneficial effect on vascular reactivity rather than interval exercise training alone in CHF patients. (J Cardiac Fail 2011;17:585-591)”
“As head-media spacing decreases down to 10 nm in the current hard disk drive systems, interaction of lubricant on the disk with a flying slider becomes increasingly important. With this extremely small spacing, environmental conditions such as temperature and humidity influence the interaction in the head-disk interface and lubricant transfer between the disk surface and the slider surface.