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  1. Ovulation usually happens 14 days before your next period begins, but it can vary from month to month -- even in women with regular cycles. To get a better sense of when you’re ovulating, chart ...

  2. 2023年6月7日 · Side Effects. When taken by mouth: Magnesium is LIKELY SAFE for most people when taken appropriately. Doses less than 350 mg daily are safe for most adults. In some people, magnesium might cause ...

  3. They tend to include sore throat, runny nose, and other symptoms similar to a cold. They may not include lower respiratory tract symptoms such as wheezing, severe cough, or fever. COVID-19 ...

    • Prevention
    • Causes
    • Treatment
    • Mechanism

    Birth control is a way for men and women to prevent pregnancy. There are many different methods of birth control, including hormonal contraception such as \"the pill.\" Women take the pill by mouth to prevent pregnancy, and, when taken correctly, it is up to 99.9% effective. However, the pill does not protect against sexually transmitted diseases, ...

    A woman becomes pregnant when an egg released from her ovary (the organ that holds her eggs) is fertilized by a man's sperm. The fertilized egg attaches to the inside of a woman's womb (uterus), where it receives nourishment and develops into a baby. Hormones in the woman's body control the release of the egg from the ovary -- called ovulation -- a...

    Another option for hormonal contraceptives is the extended-cycle pill, such as Seasonale, which was the first one to be approved. Seasonale contains the same hormones as other birth control pills, but the hormones are taken in a longer cycle. That reduces the number of menstrual periods from 13 periods a year to only four a year. That means a woman...

    Seasonale contains the same combination of two hormones that are commonly used in other hormonal contraceptives. But the pill is taken continuously for 12 weeks followed by one week of inactive pills, which results in a menstrual cycle. Other extended-cycle pills, such as Seasonique and LoSeasonique use a different configuration of the same hormone...

  4. 2023年9月22日 · Symptoms of a heart attack include: Discomfort, pressure, heaviness, tightness, squeezing, or pain in your chest, arm, or below your breastbone. Discomfort that goes into your back, jaw, throat ...

  5. 2024年3月14日 · High blood pressure or heart problems. Sudden drops in blood oxygen levels while you sleep can raise your blood pressure and put stress on your cardiovascular system. Obstructive sleep apnea could ...

  6. 2023年1月3日 · Most people who get COVID-19 will have mild illness. But it’ll still take time to recover. Learn more recovery and tips for feeling better after COVID-19.