Boy meets girl, sperm meets egg — how much does the age of each matter?
James Steidl/Kyle Gruba/iStockphoto
February 26, 2014 A study that took many other potential influences into account found that kids born to men 45 and older were more likely than the children of younger fathers to develop autism or ADHD.
Some men take testosterone hoping to boost energy and libido, or to build strength. But at what risk?
January 30, 2014 Men who take testosterone supplements double their risk of heart attacks, a study finds. That was true for men over 65 and for younger men with heart disease. Testosterone supplements have become increasingly popular as a way to counter flagging libido.
There's more than one reason to aim for a good night's sleep.
November 22, 2013 Missing out on good quality sleep has emerged as a real medical issue. Now Harvard researchers say men who had trouble falling asleep were more likely to die prematurely than men who said they could doze off easily. There's no proof sleeplessness caused an increase in mortality, but the association was strong.
The active ingredient in Propecia, a baldness remedy approved by the Food and Drug Administration in 1997, is showing new promise as a way to prevent some prostate cancers.
August 14, 2013 Doctors have debated for years whether a drug that curbed the growth of some prostate cancers caused more serious ones to grow faster. Now, a long-term study calms those fears and raises the possibility that a cheap, generic pill could be used reduce prostate cancer risk.
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Skipping breakfast is risky.
July 23, 2013 A new study finds that men who routinely skipped breakfast had a 27 percent higher risk of having a heart attack or dying from coronary heart disease compared to men who ate breakfast.
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At least they're talking.
July 11, 2013 Doctors are supposed to engage patients in shared decision-making over complex choices like whether or not to get tested for prostate cancer. But most doctors don't do that, a survey finds. And efforts to train doctors to do a better job haven't been all that successful.
The same genes that makes this cupcake taste so sweet could also play a role in his fertility.
July 2, 2013 The same genes that allow humans to sense sweet and umami flavors may play a key role in a man's reproductive fitness. Researchers found that inactivating these genes in mice can led to sterility of males.
A billboard advertising robotic surgery hangs outside Boston's Fenway Park in 2009. Hospitals and doctors have heavily promoted robotic surgery.
June 26, 2013 Men with low-grade prostate cancer are choosing robotic surgery and other expensive treatments, even though they probably don't need treatment at all, a study says. Less testing and waiting before deciding to treat would reduce harmful side effects in many cases.
Marc Silver and his daughter Maya wrote a book about how teens deal with a parent sick with cancer.
Richard Nowitz/Courtesy of Marc Silver
June 16, 2013 Teens who've lost a dad to cancer are a lonely bunch on Father's Day. But when some of these teenagers bare their souls, it turns out they have learned lessons that make them wise beyond their years.
Prescriptions for testosterone medications, such as Testim and AndroGel, to men 40 and older rose threefold over the decade ending in 2011
June 4, 2013 Prescriptions for testosterone have surged for men 40 and older. Drugmakers have touted use of drugs to manage symptoms attributed to low testosterone, such as fatigue and a drop in libido. But those symptoms can also be caused by depression and normal aging.
Does ADHD affect eating and weight?
May 20, 2013 People diagnosed with ADHD as children may be more apt to be obese in adulthood, scientists say. Differences in brain biology or the impulsiveness typical of ADHD may contribute to lasting, bad eating habits.
A man smokes a cigarette as he takes a break at a fruit market in Hyderabad, India. Smoking tobacco is eight times more prevalent among Indian men than women.
Noah Seelam/AFP/Getty Images
May 18, 2013 The world's top health problems are more common in men than women. But recent global funding has been skewed toward women's issues. Some health economists say more effort should go toward stopping men's risky behaviors, like smoking and drinking.
If you're interested in buying Viagra, Pfizer, the drug's maker, will now sell it to you from its official website.
May 6, 2013 Men still need a prescription for the diamond-shaped blue pills. But instead of going to the pharmacy in person, or taking their chances buying from an online pharmacy of unknown repute, men will be able to buy Viagra from the maker of the drug itself and have it shipped to their homes.
Terry Dyroff, of Silver Spring, Md., had a PSA blood test that led to a prostate biopsy. The biopsy found no cancer but did give him a life-threatening infection.
Jose Luis Magana/AP
May 3, 2013 The American Urological Association released new guidelines that, if they're heeded, would dramatically reduce the ranks of men who would be candidates for PSA testing. The prostate-specific antigen test can catch cancer early, but it frequently gives false alarms.
Human sperm race to fertilize an egg.
David M. Phillips/Science Source
February 5, 2013 A study finds that guys who watched a lot of TV had lower sperm counts than more active fellows. The effect held true even when other factors, such as body weight and diet, were taken into account.
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