In order to speak about a healthy lifestyle, you need the appropriate vocabulary.
Represent - to speak, act, or be present officially for another person or people;
Provide - to give someone something that they need;
Earn - to get something that you deserve;
Allow - to give permission for someone to do something, or to not prevent something from happening;
Unfair - not treating people in an equal way, or not morally right;
Deny - to say that something is not true;
Increase - to (make something) become larger in amount or size;
Self-confidence - behaving calmly because you have no doubts about your ability or knowledge;
Shape - the particular physical form or appearance of something;
Rock climbing - the sport of climbing on rocks or in mountains;
Downhill skiing - skiing down slopes, rather than along level ground;
Safe - not in danger or likely to be harmed.
Chris has just taken up climbing.
These games are safe to play.
Good sportsmen must be active and possess self-confidence.
He wants to try rock climbing.