peak condition
noun phraseUK /piːk kənˈdɪʃ.ən/
US /piːk kənˈdɪʃ.ən/
Being in peak condition means your body is as strong and healthy as it can be.
After months of training, the runner was in peak condition for the big race.
OTHER MEANINGS
2. The best possible state of something, like a machine or car, when it works perfectly.
The mechanic tuned the old car until it was in peak condition.
3. Being fully ready and at your best for a task or event.
The team practiced every day to be in peak condition for the championship.
4. The healthiest and strongest point in someone's life or career.
The athlete reached peak condition in her late twenties.