WebMD Health

Sleeping in contacts -- even those meant for extended wear -- raises your risk of infection 6 to 8 times, but nearly one-third of wearers admit to doing it sometimes.

Studies so far have suggested that computers can outperform humans when it comes to diagnosing certain tumors.

About 700 pregnancy-related deaths occur in the United States each year, and 3 out of 5 are preventable, data show.

About 700 pregnancy-related deaths occur in the United States each year, and 3 out of 5 are preventable, data show.

Bladder cancer is more common in men, but women often fare worse, even when diagnosed at similar stages.

This type of drug can drive down levels of PSA, which doctors check to monitor men for prostate cancer. If the level is kept down by the medication, doctors could miss early warning signs.

The takeaway from the study is that it may be more important to be at a healthy weight before getting pregnant, one expert said.

The takeaway from the study is that it may be more important to be at a healthy weight before getting pregnant, one expert said.

As melanoma cases continue to rise sharply, some dermatologists question whether screening people without symptoms has resulted in overdiagnosing melanoma, bringing unnecessary anxiety and treatments.

Experts are quick to say the known risk from the sun's rays is greater than the potential risk posed by these chemicals. Keep using your sunscreen.

Researchers said the findings highlight an important point: Kids aren't "defined" by their medical issues.

All pregnant women and new mothers should be assessed for heart disease, according to new guidelines from the American College of Obstetricians and Gynecologists (ACOG)

The new guidelines recommend that all women have a formal risk assessment by age 25. Women with an increased risk of breast cancer should be screened based on their specific risk factors. Women with average risk should begin annual screening at age 40.

The researchers noted that between 2015 and 2016, rates of drug overdose deaths involving cocaine, psychostimulants or both had already risen by 42.4%.

Among nearly 14,200 newborns studied, 8 had genitals that did not make their gender clear. That's a rate of 1.3 in 1,000 births -- much higher than the one in 4,500 to 5,500 reported in previous studies.

In the study, young children whose normal development started to slip behind that of other kids appeared to be more likely to be later diagnosed with autism.

The effect was found only with atenolol (Tenormin). Two other beta blockers -- metoprolol (Lopressor/Toprol XL) and carvedilol (Coreg) -- did not appear to provide any protection against prostate cancer.

The study provides conclusive evidence that the risk of transmission through sex is zero when virus levels are undetectable because antiretroviral therapy, or ART.

The convictions could encourage federal officials to pursue more cases against executives of opioid manufacturers, Andrew Kolodny, co-director of opioid policy research at Brandeis University, told the AP.

The agency said it's too soon to ban a type of textured implant recently linked to a rare form of lymphoma