The amount of sleep a person needs depends on many factors, including age. Xywav is the only liquid medicine approved to treat both narcolepsy and idiopathic hypersomnia. which is safe and effective ...

Embody, a new sister site to WebMD, “focuses on sustainable change — backed by clinicians and supported by a community that ...

A blood test can check the amount of hormones that your thyroid is making. Many factors can affect these levels. (Photo credit: Jarun011/Dreamstime) A TSH test is done to find out if your thyroid ...

The most common sign of a hernia is a bulge that you can see or feel under your skin. Where that bulge shows up depends on what type of hernia you have. You may have other symptoms, too. This is the ...

There are two main types of eye doctors: ophthalmologists and optometrists. Confused about which is which and who does what? Here's a look at how they're different. Ophthalmologists and optometrists ...

"Encephalopathy" means damage or disease that affects the brain. It happens when there’s been a change in the way your brain works or a change in your body that affects your brain. Those changes lead ...

A man may ejaculate 40 million to 150 million sperm, which start swimming upstream toward the fallopian tubes on their mission to fertilize an egg. Fast-swimming sperm can reach the egg in a half an ...

Propofol is a strong anesthetic that's used for surgery, some medical exams, and for sedation for people on ventilators -- never as a sleep aid. It's given by IV and should only be administered by a ...

Doctors with both qualifications can choose to take on both sets of responsibilities for their patients. Not every obstetrician also acts as a gynecologist, and vice versa. If you are unsure of what ...

Occupational therapists are licensed health care professionals who help people find ways to do daily activities that they need or want to do. While the word "occupation" usually means a job or ...

Fruit’s good for you! It has fiber and other nutrients you need. But it also has natural sugar, and some have more than others. For example, one mango has a whopping 46 grams of sugar -- not your best ...

Aim for three servings of low-fat dairy every day, so you and your baby get enough calcium for strong bones and teeth. Greek yogurt has more protein than regular yogurt, and it may be more filling.