Why do dogs vomit when they are in heat?

How do diseases spead? What is the blackish-sticky stuff called in your baby's first bowel movement? My Periods is almost 3 weeks late and I gag when brushing teeth my lower abdominal is bloated did a home pregnancy test when I was a week late showed a fainted line I feel pregnant am I? What causes things to rot or go bad? What mean when have pink then brown discharge? Can gabapentin cause memory loss? Does eating burnt toast give you cancer? How can the main artery rupture after tonsillectomy? What are the step in the blood clotting process? What is the name for pimples that kids get on their skin? Is camel meat low in Uric acid? What is minimal anterior lipping in lumbar spine? Is it bad to work out with growing pains? What causes Blood in urine and swollen lymph nodes in neck? Does a urinary tract infection lower body temp? Which chromosome does Lou Gehrig s Disease occur on? Do Narcissists tend to use reverse psychology to get what they want out of you? Why e coli cells are used for transformation? What happens when a tooth is lost? Why is your ex narcissist calling you to see how you are doing and asking you. literally asking you to call him back when you are settled or feel like talking to him later in the day?