Puppies are typically vaccinated at eight and 10 weeks, kittens at nine and 12 weeks, with an initial course of two injections. Your young pet should then be given a booster 12 months after their first vaccination. Rabbits need regular vaccinations too.
How long a stress test lasts depends entirely on what type of stress test you are planning on having. The shortest of all the stress tests are the simple exercise treadmill test without imaging. This type of test is usually pretty quick. You'll only be on the treadmill for ~15 minutes.
If contractions do not occur within 15 minutes, you will stimulate both nipples. After the test, you will be watched until your contractions go away or slow down to what they were before the test. A contraction stress test may take 2 hours.