Patients who think they're taking a botanical extract from the bark of a west African evergreen tree may actually be getting a pharmaceutical-grade product -- as well as the side effects that come ...

If you're not a man in the market for a natural way to boost your sexual performance, you may be unfamiliar with yohimbe. It's an African tree whose bark yields a substance, yohimbine, which can be ...

Children are being poisoned by a widely used dietary supplement which adults take for sexual enhancement, a new report warns. At least 275,000 calls — an average of one call every 24 minutes — were ...