Nitric oxide is created in response to messages from the brain which triggers the release of nitric acid, which leads to the smooth muscle tissues of the spongy tissues inside of the penis to chill out, the tissue then fills with blood and an erection happens. This free monthly calendar tracks your cycle in the easy and simple way. All you have to do is go into the date of one's last period and also the calendar does the others. Everything is color coded for simple viewing. Green displays fertile days, blue will be the current day, and red occurs when you might be expected to get a period. This is all in line with the cycle length along with the date of the first period which you entered. The Weight Loss Quest in Tampa