Here are some idiomatic expressions related to health along with their meanings and examples:

1. Fit as a fiddle:
• Meaning: In excellent physical condition.
• Example: “After months of regular exercise, Rahul is now fit as a fiddle.”
2. Burning the candle at both ends:
• Meaning: Overworking or exhausting oneself, often by staying up too late and waking up too early.
• Example: “She’s been burning the candle at both ends trying to meet her project deadline.”
3. In the pink:
• Meaning: In good health and high spirits.
• Example: “Despite her age, Grandma remains in the pink and full of energy.”
4. Under the weather:
• Meaning: Feeling unwell or slightly ill.
• Example: “I won’t be able to make it to the party tonight; I’m feeling a bit under the weather.”
5. A clean bill of health:
• Meaning: A report or assurance that one is in good health.
• Example: “The doctor gave Sarah a clean bill of health after her check-up.”
6. In the best of health:
• Meaning: In excellent physical condition.
• Example: “Despite his age, Mr. Sharma is in the best of health and enjoys daily walks.”
7. Fit like a glove:
• Meaning: Perfectly suited or tailored to a specific purpose or situation.
• Example: “The new treatment plan fits her needs like a glove.”
8. Off-color:
• Meaning: Looking pale, unhealthy, or not one’s usual self.
• Example: “Raj seemed a bit off-color at the meeting today; I hope he’s okay.”
9. In stitches:
• Meaning: Laughing very hard.
• Example: “The comedy show had the audience in stitches throughout the performance.”
10. On the mend:
• Meaning: Recovering from an illness or injury.
• Example: “After a week of rest and medication, Varun is finally on the mend.”
11. Catch one’s death (of cold):
• Meaning: To become very ill, often from exposure to cold or bad weather.
• Example: “You’ll catch your death of cold if you go out without a coat in this weather.”
12. In the throes of (an illness):
• Meaning: Experiencing the most intense or severe phase of an illness.
• Example: “She’s in the throes of the flu and can’t even get out of bed.”
13. In good shape:
• Meaning: In good physical condition or health.
• Example: “Regular exercise and a balanced diet help keep me in good shape.”
14. Fit for a king/queen:
• Meaning: Of very high quality or standard.
• Example: “The spa treatments at the resort are fit for a queen.”
15. Hit rock bottom:
• Meaning: To reach the lowest point or condition, often regarding one’s health.
• Example: “After years of neglecting his health, he finally hit rock bottom and decided to make changes.”

These idiomatic expressions can add color and depth to your conversations about health and well-being.