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.
Just like the muscles in your body, your eyes can get tired. For the job they do, your eyes contain the strongest muscles in your body. But as strong as they are, they can become strained and fatigued by sitting in front of a computer, under fluorescent lights or in front of a TV for a couple of hours.hile stress, eyestrain, and lack of sleep can lead to this type of headache, a frequent cause is actual eye problems such as astigmatism, presbyopia and far-sightedness. These problems, left uncorrected, cause habitual squinting and put stress on the eyes, which puts tension on the eye muscles, resulting in a headache.