Livestreaming has evolved drastically over the years and has become an effective way to grow a brand, connect with the target audience and turn content creation into a money-making machine. Millions ...

China's newly revised Law on Penalties for Administration of Public Security, which is set to take effect in 2026, has aroused widespread concern in recent days for introducing a new system to seal ...

Abstract: Photoplethysmography (PPG) monitoring can provide vital signs like heart rate (HR), heart rate variability (HRV), and blood oxygen saturation $\left(\mathrm{SpO}_{2}\right)$ non-invasively.