1. It's as light as a feather. 2. It's as dry as a bone. 3. It's as flat as a pancake. 4. He's as mad as a hornet. 5. It's as old as the hills. 6. It's as quick as lightning. 7. She's as sick as a dog. 8. He's as strong as an ox. 9. They're as different as night and day. 10. She's as stubborn as a mule. 11. He's as proud as a peacock. 12. She's as white as a sheet. (usually used when someone is very afraid or very sick) 13. It's as solid as a rock. 14. It's as good as new. (used after something broken has been repaired) 15. It's as clear as mud. (= it's not clear at all)
I recently touted this awesome exercise in my new Change It Up column as a way to boost your fitness levels within your existing workout. The average person can burn up to 100 calories by performing Jumping Jacks for just 10 minutes. But dont expect to be able to work for 10 minutes nonstop. Make no mistake.