Testosterone

Did U.S. Secretary of Health and Human Services Robert F. Kennedy Jr. say, "Infertility is genetic. If your parents couldn't have kids, then you won't either"? No, that's not true: There is no evidence that Kennedy ever made this statement, either seriously or as a joke. Variations of this phrase circulated as a joke online for nearly four years before…

Did President Donald Trump confuse research on transgenic mice with research involving "making mice transgender," when addressing Congress, as some social media users suggested? No, that's not true: On March 5, 2025, the White House issued a press release outlining the research the President was referring to. The listed studies were about the effects of certain medical interventions on mice…

Did the World Boxing Organization say Algerian female boxer Imane Khelif was actually a man, banning her from boxing for life and forcing her to return all her medals and prize money? No, that's not true: An attorney for the organization told Lead Stories that it has not taken any position on Khelif's gender and that she has never even…

Is Algerian boxer Imane Khelif a man who transitioned to be a woman? No, that's not true: International Olympic Committee President Thomas Bach publicly said that Khelif's case is the case of somebody "being born, raised, competed and having a passport as a woman", which is the Olympic standard for determination of gender. According to the athlete's own words, she…

Did Caitlin Clark replace Brittney Griner on the Team USA women's Olympic basketball team due to rule-breaking by Griner? No, that is not true: The website the claim originated from is self-described as satirical and says on its "About Us" page that its content is "the freshest fake news." As of publication date, rookie sensation Clark had not been offered…

Does eating only the meat of female animals alter the hormones of human males, purportedly increasing their estrogen and making them take on more traits associated with femininity? No, that's not true: Multiple medical and meat experts verified for Lead Stories that this claim is false. A report from the U.S. Department of Agriculture (USDA), for instance, shows that more…

Have copper bracelets made by "CopperHeal" been shown to "significantly reduce" blood sugar and treat diabetes? No, that's not true: The U.S. Food and Drug Administration (FDA) confirmed to Lead Stories in an email that the agency had not approved such a product for these uses as of this publication. While there is preliminary evidence that copper ions may play…

Does a study published by Chinese researchers prove that drinking Coke or Pepsi causes larger testicles and increases testosterone? No, that's not true: The study was only done on mice, not humans, so it doesn't directly apply. An associate professor of urologic surgery said a social media post characterizing the study in such a way "totally misses." The claim appeared…

Have chemicals been "covertly added" to the food supply to lower testosterone? No, that's not true: There is no evidence that such actions have taken place and there is no evidence suggesting that generally eating food lowers testosterone. The claim appeared in an Instagram post on June 18, 2022. The post includes a video that doesn't mention the claim, but…

Can a man receive $35,000 for donating one of his testicles? No, that's not true: It is not legal to sell your own body parts for organ donations. The testicle purportedly worth $35,000, according to the original story, was not intended to be a transplant. The payment was for participating in a clinical trial where a testicular implant would replace…