The STOP Practice (Stop, Take a breath, Observe, Proceed)
In the video linked below, Dr. Elisha Goldstein demonstrates The STOP Practice (Stop, Take a breath, Observe, Proceed) from his book on mindfulness - The Now Effect: How This Moment Can Change the Rest of Your Life. This one is short and simple and takes less than 3 minutes.
Mindfulness Meditation - The Three Minute Breathing Space
I do the 3 minute exercise. It is called the 3 minute breathing space from Dr Mike Williams. It is from the book that takes you through the 8 week MBSR (Mindfulness Based Stress Reduction) programe. Check it out here: