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David Goggins
Former Navy Seal
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Bryan Cranston
Actor
Critical Thinking
Liv Boeree
International Poker Champion
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Amaryllis Fox
Former CIA Clandestine Operative
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Chris Hadfield
Retired Canadian Astronaut & Author
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Study: Smoking weed while pregnant lowers infant birth weight

While many people don't think its all that bad, a new study suggests you should lay off while expecting.

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  • A new study suggests that smoking weed during pregnancy reduces birth weight and gestational age.
  • The study follows on the heels of several others suggesting that marijuana has a variety of negative side effects.
  • Despite this, many people still consider marijuana to be harmless.
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Can exercise during pregnancy reduce obesity in offspring?

According to researchers at Washington State University, the answer is yes.

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  • Washington State University researchers found that exercising while pregnant might reduce the risk of obesity in children.
  • The study, conducted on mice, also discovered that offspring of fit mothers have better metabolic health.
  • Infant mice whose mothers exercised had higher levels of brown adipose tissue, aka brown fat.
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Study suggests sperm donation, like organs, should be allowed post-mortem

Is it ethical to use a dead man's sperm to become pregnant?

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  • Many parts of the world are suffering from a shortage of sperm donors due to the high bar for acceptance and varying laws regarding donor anonymity.
  • A recent article suggested that, as a solution, we should consider allowing men to opt-in to posthumous sperm donation, much like men and women do for organ donation.
  • It's technically feasible, but how would we navigate the complex ethical and legal issues surrounding such a proposal?
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Male sperm count is declining globally. Exercise helps.

A new study in Human Reproduction says men have to keep moving.

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  • A new study, published in Human Reproduction, found that exercise helps increase sperm motility.
  • 746 healthy young men were studied over a six-month period; the more exercise they got, the better their sperm.
  • Globally, sperm counts have gone down by over 50 percent over the last half-century.
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Sexually transmitted disease rates are booming

A harrowing new report by the CDC should serve as a wake-up call.

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  • STD rates have risen every year since 2013, with 2017 showing the largest increase.
  • Syphilis passed from mothers to babies is causing easily preventable infant deaths.
  • STDs are easy to cure so far — the key is getting regularly tested.
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