father's  stress affects children genetically

Stress Can Damage Sperm Quality, Leading To Stunted Brain Development Of Resulting Children, According To Mouse Study

By Jonathan Weiss | Jun 17, 2013 12:19 PM EDT

Researchers looked at the effects of stress on the sperm of male mice and found alterations in their own gene expression as well as their offspring's brain.

Starchild

Space Sex: Plant Study Suggests Reproduction in Zero Gravity Is Dangerous

By Ashik Siddique | Mar 14, 2013 08:58 PM EDT

Sexual reproduction in low gravity is harmful for growing plants– is interstellar human reproduction a no-go?

pregnant woman

BPA Exposure Damages Chromosomes, Leads to Birth Defects and Shorter Reproductive Life

By Amber Moore | Sep 25, 2012 09:21 AM EDT

BPA exposure can shorten reproductive life, chromosomal changes and cause birth defects, says a new study.

killer whale

Killer Whales Are "Momma's Boys": Why Middle-Aged Male Whales Are 14 Times More Likely to Die if Mom's Not There

By Christine Hsu | Sep 13, 2012 03:18 PM EDT

Despite their menacing name and their fearsome reputation, killer whales are actually just momma's boys.

sleeping woman

Deep Sleep Triggers the Onset of Puberty

By Christine Hsu | Sep 13, 2012 12:18 PM EDT

Parts of the brain that control the onset of puberty activate during sleep, according to scientists who say that it is extremely important for parents to make sure that adolescents are getting an adequate amount of sleep per night.

sex

Sex Produces "Remarkable" Responses in Female Genes Linked to Fertility, Behavior and Sleep and Eating Patterns

By Christine Hsu | Sep 12, 2012 11:54 AM EDT

Sex can trigger "remarkable" responses in women, including altered fertility, immunity, libido as well as changes in eating and sleep patterns, according to a new study.

deer mouse

Promiscuity Alters DNA and Boosts Immunity in Mice

By Christine Hsu | Aug 31, 2012 02:36 PM EDT

Scientists from the University of California, Berkeley found that promiscuous mice have significantly stronger immune systems than monogamous mice, suggesting that promiscuous mice may have developed more robust immunity to protect them against the disease-causing bacteria they are exposed to from mating with multiple partners.

bono

Men Also Have a Biological Clock: Older Dads Pass on More Gene Mutations, Linked to Autism and Schizophrenia

By Makini Brice | Aug 22, 2012 03:30 PM EDT

New research published in the journal Nature says that the age of fathers is actually more important than mothers' ages in protecting the health of their unborn children.

Obese man and child

If You Want to Be a Father, Study Says You Must Lose Weight

By Nikki Tucker | Aug 22, 2012 02:34 PM EDT

Though health experts have largely focused their research on the effects of obesity and pregnancy on women, new studies reveal obesity can also negatively impact men's sperm resulting in poor pregnancy success.

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