Count how many times you breathe in and out per minute, and also how you breathe.
From the dailymail.co.uk
Using your fingertips on the pulse in your neck, count the beats-per-minute of your heart rate when you finish your second set.
From the kentucky.com
At least 100 steps per minute is the right amount to count as moderately intense exercise.
From the abcnews.go.com
It may prove a challenge, but if you're still hunting and pecking, you could give this gadget a try so you can at least save face for your slow word-per-minute count.
From the washingtonpost.com
For example, if you count your heartbeat for 30 seconds, double that number to get the number of beats per minute.
From the latimes.com
That means lower per-minute charges when calling most overseas numbers from the U.S. The caveat is that calls count against your T-Mobile voice minutes.