Women's Menstruation Cycle Calculator

Explanation:

• The calculatePeriod function takes cycleLength (average cycle in days) and lastPeriod (date object) as arguments.
• It validates the input data types (number for cycleLength and Date object for lastPeriod).
• It calculates the estimated period start date by adding the cycleLength in days to the lastPeriod date.
• It assumes a typical period duration of 5 days and calculates the estimated end date.
• The function returns an object with periodStart and periodEnd in ISO 8601 format.
• The example usage demonstrates calling the function with sample values.
• It logs the estimated period start and end dates.

Important Notes:

• This is a simplified calculation and individual cycle lengths can vary significantly.
• Factors like stress, illness, and hormonal changes can affect menstruation cycles.
• This function should not be used for medical diagnosis or birth control purposes.
• It's recommended to consult a healthcare professional for personalized cycle tracking and guidance.