A daily preventive pill can be invaluable for people at risk for HIV. But some doctors don't know much about prescribing them. And billing headaches are common. Here's how to overcome those hurdles.

You may have a severe headache, fever, and stiff neck if you have early-stage meningitis. Seek immediate medical care if you notice a non-fading rash using a glass test. You can prevent death from ...

If you have trench foot, your foot may feel cold. You may experience a tingling or itching sensation, pain, and swelling. Other symptoms of trench foot include: The length and severity of each phase ...