See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A huge, horrifying spider might be the last thing you want to think ...

Three decades ago, Brazilian researchers began studying a curious side effect from banana spider bites: the toxin left victims with priapism, a painful and persistent erection. The scientists were ...

Brazilian scientists have developed an erectile dysfunction treatment derived from the venom of P. nigriventer, which is already being tested in human trials. Reading time 2 minutes Men looking for a ...

On Aug. 14, 2023, the account First Doctor posted what it asserted to be an "exclusive" finding on the social media platform X, formerly known as Twitter: While far from an exclusive — or even a ...

Nature never ceases to amaze. Did you know that there is a Brazilian wondering spider, whose bites kills victims in two hours? The strange bit, however, about the creature, known as critter and ...

For men, the venom of a South American spider may be the key to more fruitful sex life. Scientists in Brazil have been testing an alternative treatment for erectile dysfunction that uses venom from ...

Photograph by Lawrence Reeves, University of Florida. A team of scientists in Brazil has unveiled a groundbreaking breakthrough in the treatment of erectile dysfunction. Using the venom of the ...

A spider whose venom triggers prolonged and painful erections may hold the key to more inclusive treatments for erectile dysfunction, scientists in Brazil report. Among other symptoms — including ...