Cardiac exercises! They get your heart pumping blood quicker to strengthen it! :)
Answer:
The product's label is the right answer because it will tell you all the uses and directions for it. If your need is there, then it meets your need, simple as that.
I think the answer for this is D. Cuze panic and nervousness is definitely a trait of anxiety. Panic can be too cause of worrying to much can lead to it. D doesn't sound right cause passive behavior by diffinition would be that when someone is resisting or refusing to do what they are told or just trying to make someone really upset. Hope this works.