Contraction Timer Calculator
Track your labor contractions
Duration = End Time - Start Time; Frequency = Next Start - Current Start
Example: Start 10:00, End 10:01, Next 10:05. Duration = 1 min, Frequency = 5 min
When should I go to the hospital?
Generally when contractions are 5 minutes apart, lasting 1 minute each, for at least 1 hour (5-1-1 rule).
How do I time contractions?
Time from the start of one contraction to the start of the next for frequency, and from start to end for duration.
📐 Formula
Duration = End Time - Start Time; Frequency = Next Start - Current Start
📝 Example Calculation
Example: Start 10:00, End 10:01, Next 10:05. Duration = 1 min, Frequency = 5 min
❓ Frequently Asked Questions
When should I go to the hospital?▼
Generally when contractions are 5 minutes apart, lasting 1 minute each, for at least 1 hour (5-1-1 rule).
How do I time contractions?▼
Time from the start of one contraction to the start of the next for frequency, and from start to end for duration.