Cramps are uterine contractions caused by the release of a potent hormone called prostaglandin.

Others fear the medical disadvantages of taking potent hormones for years and perhaps for the rest of their lives.

Gibberellic acid is a very potent hormone whose natural occurrence in plants controls their development.

These receptors are the cell's way of recognizing potent hormones like estrogen, retinoic acid and thyroid hormone.

Now it turns out that there is another receptor, called estrogen receptor beta, through which the potent hormone can convey its message.

Even for those suffering from advanced cancer, doctors now can tame the disease with a combination of potent hormones, putting a patient into remission for a decade or longer.

Other lawsuits are based on complications caused by levonorgestrel, the potent synthetic hormone which gives Norplant its contraceptive effect.

And it is a potent hormone.

It is a potent antihyperglycemic hormone, inducing glucose-dependent stimulation of insulin secretion while suppressing glucagon secretion.

We know that: Stretching, bending, running, walking, and other heart-rate-boosting activities help release potent feel-good hormones like endorphins, which help boost energy even hours later.