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  2. Caffeine in tea, coffee may be equally risky to fetus - AOL

    www.aol.com/news/caffeine-tea-coffee-may-equally...

    "Caffeine can also cross the placenta readily, and because caffeine clearance slows as pregnancy progresses, caffeine accumulation may occur in fetal tissues." One 12-ounce cup (355 ml) of brewed ...

  3. Developmental toxicity - Wikipedia

    en.wikipedia.org/wiki/Developmental_toxicity

    The fetus and infant are especially vulnerable to mercury exposures with special interest in the development of the CNS since it can easily cross across the placental barrier, accumulate within the placenta and fetus as the fetus cannot eliminate mercury and have a negative effect on the fetus even if the mother does not show symptoms. [16]

  4. Environmental toxicants and fetal development - Wikipedia

    en.wikipedia.org/wiki/Environmental_toxicants...

    Environmental toxicants and fetal development is the impact of different toxic substances from the environment on the development of the fetus. This article deals with potential adverse effects of environmental toxicants on the prenatal development of both the embryo or fetus, as well as pregnancy complications. The human embryo or fetus is ...

  5. Health effects of coffee - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_coffee

    The health effects of coffee include various possible health benefits and health risks. [ 1 ] A 2017 umbrella review of meta-analyses found that drinking coffee is generally safe within usual levels of intake and is more likely to improve health outcomes than to cause harm at doses of 3 or 4 cups of coffee daily.

  6. Drugs in pregnancy - Wikipedia

    en.wikipedia.org/wiki/Drugs_in_pregnancy

    Consumption of caffeine is not associated with adverse reproductive and developmental effects. [79] The half-life of caffeine is longer in pregnancy by 8 to 16 more hours, which means that caffeine stays in the person longer, increases fetal exposure to caffeine, and is eliminated slower in the body. [78]

  7. Preterm birth - Wikipedia

    en.wikipedia.org/wiki/Preterm_birth

    The ideal growth rate is not known, however, preterm infants usually require a higher energy intake compared to babies who are born at term. [148] The recommended amount of milk is often prescribed based on approximated nutritional requirements of a similar aged fetus who is not compromised. [ 149 ]

  8. 4 Supplements You Shouldn't Take If You're Trying to Lose ...

    www.aol.com/4-supplements-shouldnt-youre-trying...

    A 2020 review in Nutrients found that more than 3 milligrams of caffeine per kilogram of body weight is necessary to stimulate the breakdown of fat. For a 150-pound person, that’s 200 mg of ...

  9. Maternal physiological changes in pregnancy - Wikipedia

    en.wikipedia.org/wiki/Maternal_physiological...

    The heart rate increases, but generally not above 100 beats/ minute. Total systematic vascular resistance decreases by 20% secondary to the vasodilatory effect of progesterone. Overall, the systolic and diastolic blood pressure drops 10–15 mm Hg in the first trimester and then returns to baseline in the second half of pregnancy. [6]