Maybe your hormones are acting up or puberty?
The answer would be <span>Fertility Awareness.
Fertility Awareness is basically making a calendar that measures one's ovulation periods to designate "safe days" where one cannot get pregnant.
Birth control pills alter hormonal systems by giving women two hormones called estrogen and progestin to prevent pregnancy.
Condoms simply block the sperm from getting to the egg to prevent or lower chances of becoming pregnant.
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The thyroid is a butterfly-shaped organ located in the center of the neck. It produces hormone controlling speed of one's metabolism. When a person's thyroid does not work properly the person most likely to experience the following symptoms: Change in weight, Neck swelling, heart rate changes, mood swings, hair loss, feeling too cold or hot. For hypothyroidism one can experience dry skin, brittle nails, numbness in the hands, constipation, abnormal menstrual periods. For hyperthyroidism includes muscle weakness, vision problems,diarrhea and irregular menstrual period.
Answer:
I don't know if this is right but...
is the answer cord.