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Sprain: First aid
How to give first aid for a sprain.
Spinal injury: First aid
How to administer first aid for a spinal injury.
Spider bites: First aid
How to administer first aid for a spider bite.
Spermatocele
Learn more about this noncancerous testicular disorder that may require surgery if it's causing discomfort. But, the condition often needs no treatment.
Soy: Does it worsen hypothyroidism?
For most people with hypothyroidism, it's okay to have some soy. But the timing makes a difference.
Snakebites: First aid
If a snake bites you, call 911 or your local emergency number right away, and then take these first-aid steps.
Slide show: Root canal treatment
This dental procedure involves repairing and saving a badly damaged tooth. With dental advances and local anesthetics, most people have little if any pain.
Sleeve gastrectomy
Learn about sleeve gastrectomy, a type of weight-loss surgery that involves removing part of the stomach to make it smaller.
Sleep aids: Understand options sold without a prescription
Get the facts on common sleep aids sold without a prescription, including precautions and side effects.
Sleep aids: Could antihistamines help me sleep?
Antihistamines can be somewhat effective as a sleep aid — but only for occasional sleeplessness.
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