The study aims to determine the effect of aerobic exercise on stress and fatigue of employed lactating women.

The study aims to determine the effect of aerobic exercise on stress and fatigue of employed lactating women. This study will be carried out on Sixty lactating mothers working in the medical field who have returned to work after maternity leave and suffering from stress and fatigue.

The subjects will be divided randomly into two groups equal in number, the Aerobic exercise group ( group A) and the Control group ( group B).

Group A will consist of thirty employed lactating women suffering from stress and fatigue. These women will perform aerobic exercise for 30 minutes for each session, 5 times per week, for 6 weeks in the form of treadmill training (60- 70% of HR max) and do some modifications of their routine by following lifestyle modification advice given to them during the 6 weeks of the program period.

Control group (group B):

This group will consist of thirty employed lactating women suffering from stress and fatigue. This group will receive the same lifestyle modification advice that will be given to group (A) during the six weeks of the program period.

Inclusion Criteria:

• All participants are lactating mothers.
• Working in the medical field 4 to 6 hours per day, 4 to 5 days per week.
• Returned to work after 4 months of maternity leave.
• Suffering stress and fatigue considering the perceived stress questionnaire and the fatigue assessment scale.
• Their babies' ages will be ranged from 6 to 8 months old.
• Having at least one year of work experience before giving birth.
• Their age will be ranged from 25 to 35 years.
• They haven't exercised more than twice per week during the previous 3 months.

Exclusion Criteria:

• Any neurological, cardiovascular disorders, or metabolic disease
• Physical impairments that prevent following the program.
• Women who are planning to stop breastfeeding in the next 4 months.
• Women with regular medications.
• Mothers of formula feeding babies.
• women who are smoking will be excluded from this study.

lactating mothers working in the medical field who have returned to work after maternity leave and suffering from stress and fatigue.