Five-year-old Bonnie was rushed to the hospital by her parents when they noticed an odd lump on her left arm.

Yellow vaginal discharge can have many causes, including viral, bacterial, and sexually transmitted infections (STIs). It may indicate an infection if it is dark yellow, greenish, or has a foul odor.

Yellow toenails should never be ignored. They're most often caused by a fungal infection that's contagious and hard to eliminate without proper treatment. You can also develop yellow toenails as a ...