Get a grip: control your emotions, calm down (be calm), control yourself

1. You need to get a grip and stay calm.

2. She always gets a grip on her emotions during stressful situations.

3. The coach tells the players to get a grip on their performance before the game.

4. He struggles to get a grip on his finances every month.

5. Sarah needs to get a grip on her procrastination habits.

6. The company is trying to get a grip on its declining sales.

7. They advise him to get a grip on his anger issues before it's too late.