Set targets that work for your personal stage, and keep observe of your day by day situation including your activity quantity, exercise intensity, state of sleep, coronary heart fee, stress, oxygen degree within the blood, and so forth. Samsung Health …
The invention of the digital camera has been traced back to the work of Ibn al-Haytham. He also first understood the connection between the point of interest and the pinhole, and carried out early experiments with afterimages, laying the foundations …