Spaying removes both the uterus and both ovaries and is crucial in the prevention as well as the treatment of mammary cancer. SIMPLE CONVENIENCE. The female dog comes into heat every 8 months or so. There is a bloody vaginal discharge and attraction of local male dogs.
Tired eyes can come from any number of activities. Some of the most common include working on the computer for too long, poor lighting conditions, driving a car for prolonged periods of time, reading for long periods, or any other activity that may require the eyes to maintain intense focus for long periods of time.
Digital devices may also be linked to eye fatigue because of a tendency to blink less often when staring at a computer screen. People usually blink about 18 times a minute. This naturally refreshes the eyes. But studies suggest that people only blink about half as often while using a computer or other digital device.