Christopher Lee

What you eat has a huge impact on your cardiovascular health. Certain foods can help you lower your cholesterol—a waxy substance that's found in all the cells in your body—while others can raise it.

Vitamin C is an essential nutrient with antioxidant, anti-inflammatory, and immune-supporting properties.

There are four major blood types : A, B, AB, and O, each of which is either positive (+) or negative (-). Some research shows that people who have type B blood may be at a higher risk for type 2 diabetes.

A combined multi-domain task force would fill a critical gap in the US-ROK alliance’s deterrence and rapid-response capabilities.

You've probably heard that it's important to get enough sleep at night—ideally eight hours, for adults. It turns out that when you sleep also matters.

Material delivery plays a critical role in manufacturing efficiency, with manual retrieval introducing non-value-added (NVA) time and disrupting workflow continuity. Autonomous mobile robots (AMRs) can improve performance by enabling overlap between material transport and productive work, but their effectiveness depends on how they are deployed. In this work, a convolutional neural network (CNN)-based autonomous dispatch framework was implemented and tested in a controlled experimental setting. This study utilized a representative aerospace assembly task to evaluate three material delivery approaches across 60 runs, including manual walking, manual AMR dispatch, and autonomous AMR deployment. System performance was assessed using total operation time, panel lead times, and non-value-added time. Results showed that manual AMR dispatch significantly increased total operation time and non-value-added time due to sequential task execution. Autonomous deployment reduced this inefficiency by enabling preemptive material transport and overlap with operator activity, but did not significantly outperform manual walking under the tested conditions. Operator variability also influenced non-value-added time under automated dispatch. These results indicate that AMR effectiveness depends strongly on deployment timing and workflow synchronization, with the greatest potential benefits expected in environments that allow greater overlap between transport and productive work.

Calcium is essential for regulating your heartbeat, but it's not a “heart rate supplement." Normal calcium levels support stable rhythm, not slower or faster heart rate.

This psychotherapeutic approach can be highly effective for suitably selected patients with post-traumatic stress disorder

Authors C. Christopher Lee Hyoun Sook Lim DOI: Keywords: business, economics, leadership, employee retention, generational differences

At the start of this year Paly administration implemented an extension, called Classwize, on all high school Chromebooks. The decision was made after some of the high school teachers expressed interest in piloting it. It gives teachers the ability to screenshot, monitor and control students’ screens in real time. It also allows them to directly...