For example, if a person has an estimated allotment of 2,500 calories per day to maintain body-weight, consuming 2,000 calories per day for one week would theoretically result in 3,500 calories (or 1 pound) lost during the period.
If you experience brown blood before a period every month, there is no need to make any special call to your physician. Simply mention it during your next visit. If there are changes in your spotting, including color or volume changes, this is the time to make a call to the doctor.potting is a natural part of the menstrual cycle for about 10% of all women. Regular light brown spotting can be caused by several things including recent surgeries, vaginal injury and even taking an antibiotic. While this light brown spotting is normal, dark brown blood before a period is not.
The most common causes of spotting a week before period are irregular period and implantation bleeding. A normal menstrual cycle can last for about 28 days and a regular period may last for 4 to 7 days.If you have an irregular period, the menstrual cycle may be shorter or longer than 28 days.So menstrual bleeding or spotting may occur at different times each month.mplantation bleeding usually occurs a week or so before periods are due. Menstrual bleeding is red in color, whereas implantation bleeding can be pink or brown in color. It is not a proper flow, but restricted to spotting, which can last for a few minutes, 1 or 2 days at the most.