Search Results | HowStuffWorks

Research has proven lullabies can lower stress levels in babies. Learn why lullabies work at HowStuffWorks.

It's likely that humans will evolve to need more sleep. Find out if we will learn to live without sleep at HowStuffWorks.

Sleep deprivation can have many side effects, but is death one of them? Find out if you can die if you never sleep at HowStuffWorks.

Antidepressants are often used to treat things that aren't depression. Find out about off-label antidepressant use at HowStuffWorks.

Humans have regrown fingertips, but can we regrow whole limbs? Find out at HowStuffWorks.

It's true that some microbes can wreak havoc on your body, but we can use good microbes to fight disease. Learn more on HowStuffWorks.

It can be hard to tell whether an injury, illness or other troubling symptom warrants a trip to the ER. See when it is good to go to the ER.

Finding a cure for cancer would help millions of people and solve one the biggest medical problems of the modern age. Find out if we can cure cancer.

Some people think of vegetarians as 'stinky.' Find out if vegetarians have smellier sweat than omnivores at HowStuffWorks.

Sometimes things go wrong in the ER. Find out what you can do if you are mistreated in the ER at HowStuffWorks.