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Ask an Expert
Susan Maayah, M.D.
Mills-Peninsula Medical Center
I've been on birth control for five years. I did not skip a dose, but I'm having mid-cycle bleeding after having unprotected sex. I took vitamin C for a cold and read that excessive amounts can cause birth control to stop working. Is this true?
Taking vitamin C will not interfere with the efficacy of your birth control pill. You should not be concerned about pregnancy unless you missed your pills or started your pack late. If your mid-cycle bleeding i... continue reading about I've been on birth control for five years. I did not skip a dose, but I'm having mid-cycle bleeding after having unprotected sex. I took vitamin C for a cold and read that excessive amounts can cause birth control to stop working. Is this true?
Deborah Quinn-Chen, M.D.
Mills-Peninsula Medical Center
I am 22 weeks pregnant. How normal are contractions of the uterus? Is this something I should contact my doctor about?
Uterine contractions can be normal in pregnancy. However there are many circumstances where they may be concerning, for example if you have a history of a preterm delivery, shortened cervix or placenta previa. ... continue reading about I am 22 weeks pregnant. How normal are contractions of the uterus? Is this something I should contact my doctor about?
Deborah Quinn-Chen, M.D.
Mills-Peninsula Medical Center
Are birth plans necessary?
Formal, written birth plans are not necessary. It is important to think through your wishes for your labor and delivery, but remember that the course of labor can turn out to be quite different than what you ex... continue reading about Are birth plans necessary?
Deborah Quinn-Chen, M.D.
Mills-Peninsula Medical Center
My friends tell me their sex drive wasn't the same after they had a baby. Is that true?
Having a baby is an overwhelming experience. You will experience changes in your body as well as your emotional state. You will be caring for your baby 24 hours a day, with interrupted sleep for at least the fi... continue reading about My friends tell me their sex drive wasn't the same after they had a baby. Is that true?
Deborah Quinn-Chen, M.D.
Mills-Peninsula Medical Center
I am 51 years old. What is my chance of still getting pregnant, and how should I handle birth control as I move through menopause?
Women commonly believe that after a certain age they cannot conceive because they are too old. That is not entirely true. As a woman ages her fertility declines. A 45-year-old woman is less likely to conceive t... continue reading about I am 51 years old. What is my chance of still getting pregnant, and how should I handle birth control as I move through menopause?
Susan Maayah, M.D.
Mills-Peninsula Medical Center
I'm a women in her 50s who is going through perimenopause. I have only had one menstrual period this year. Is there still a possibility that I could get pregnant?
Pregnancy is very unlikely at this age and stage of minimal ovarian function. Ovulation is so rare and the egg quality is probably so poor that fertilization would not likely result in pregnancy. However, this ... continue reading about I'm a women in her 50s who is going through perimenopause. I have only had one menstrual period this year. Is there still a possibility that I could get pregnant?
Deborah Quinn-Chen, M.D.
Mills-Peninsula Medical Center
Is it okay to have sex during pregnancy?
Pregnancy is a normal part of life. During pregnancy a woman is not sick or fragile. It is true there are some restrictions in foods and activities, but for the most part women are encouraged to live a healthy,... continue reading about Is it okay to have sex during pregnancy?
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