| Whooping Cough (Pertussis) in Adults Detailed information on whooping cough, including symptoms, diagnosis, treatment, and prevention |
| Whiplash Injury Whiplash is an injury caused by the neck bending forcibly forward and then backward, or vice versa. The injury usually involves the muscles, discs, nerves, and tendons in the neck. |
| West Nile Virus Detailed information on West Nile virus, including symptoms, prevention, and treatment |
| Wheat Allergy Diet Detailed information on wheat allergy, a type of food allergy, including how to read a label for a wheat-free diet |
| Water Safety for Parents Whether you decided to have your baby boy circumcised or not, it’s important to know how to care for his special needs. Find tips for caring for both circumcised and uncircumcised babies. |
| When to Call For Help Detailed information on when to call for help in an emergency situation |
| Wisdom Teeth Extraction Because most mouths are too small for the four additional molars called wisdom teeth, these teeth usually must be extracted. |
| Well-Care Visits Detailed information on well-care visits and children, including when well-care visits should be scheduled |
| Warning Signs During Pregnancy Call your health care provider immediately if you have bleeding from the vagina, blurry vision, severe headaches, or other specific symptoms. |
| Weight Gain During Pregnancy Average weight gain for women is between 25 and 35 pounds, although slight deviations from this may also be considered normal. |