The early embryo before 5 weeks of age gets nourished by

If it's a smaller child or infant, place one on the middle of the chest and on the child's back. (if it is a bigger child with enough room for two, place one on the upper right/your left of the chest, and one on the lower left/your right) the pads should never touch each other. 

It is called procrastination, doing something else to avoid a specific task.

It should be around march 30th but there's no way to tell for sure. especially if your just starting. the may not come again for a few months.