Fitness

3. A session of vigorous physical exercise or training.
6. Conditions or practices conducive to maintaining health and preventing disease, especially through cleanliness.
9. A heavy object, especially one being lifted or carried.
11. The action or process of carrying out or accomplishing an action, task, or function.
13. A rate, number, or amount in each hundred.
16. The process of sweating.
18. The fact or power of enduring an unpleasant or difficult process or situation without giving way.
19. The strength and vitality required for sustained physical or mental activity.
20. Engaging or ready to engage in physically energetic pursuits.

1. Talent, skill, or proficiency in a particular area.
2. Repeated exercise in or performance of an activity or skill so as to acquire or maintain proficiency in it.
4. A return to a normal state of health, mind, or strength.
5. A special course of food to which one restricts oneself, either to lose weight or for medical reasons.
7. The object of a person's ambition or effort; an aim or desired result.
8. The general desire or willingness of someone to do something.
10. Give greater strength or firmness to (the body or a part of it).
12. Of or relating to the heart and blood vessels.
14. Ability to stay upright or stay in control of body movement, and coordination is the ability to move two or more body parts under control, smoothly and efficiently.
15. An activity involving physical exertion and skill in which an individual or team competes against another or others for entertainment.
17. The action or movement of a runner.