the executive power of the federal government is vested in the president. the president has the power to appoint ambassadors, members of the Cabinet, Justices of the Supreme Court and Judges of the lower Federal Courts.
Image: Film Magic/Film Magic/Getty. Stress is the most common cause of irregular periods. Cortisol, the stress hormone, has a direct impact on how much estrogen and progesterone, two sex hormones, gets produced by the body. If you have too much cortisol in your bloodstream, the time and flow of your cycle could change.
Here are the 10 most common reasons for a late period: 1  StressStress can affect many things in our lives, including our periods. 2  IllnessA sudden, short illness or even a longer illness can cause your periods to be delayed. 3  Change in SchedulesChanging schedules can really throw off your body clock.