I am an 18-year-old woman. Much of my family has Muscular Dystrophy. Is there a way to check if it is in my genes, to know if I could pass it to my children?

My husband blacked out at home. Nobody was there and he doesn't recall what happened. The doctor he saw asked us a lot of questions that we couldn't answer. Did he have a seizure?

I am 66 years old. Over the last couple years I have become more forgetful and my thinking seems slower. Is this normal?

If I take large vitamin doses, can I improve my intellectual functioning? Can I protect myself from developing dementia?

I’m having pains on the side of my face, and my doctor says that it’s postherpetic neuralgia. But I am puzzled because I had a rash on the inside of my arm, but not on my face. Should I be?

Does smoking increase the risk of dementia?

My older sister passed away from a ruptured brain aneurysm several months ago. She was just 33. As far as I know, no one else in the family has a brain aneurysm. Do I and other close relatives need to be checked?

I am a 60-year-old man. Lately I have been experiencing pain that starts on the lower jaw and goes up the side of my face towards the temple and then to the head. The pain is severe and lasts for about five minutes.

Besides a bite, is there any other way for a human to contract rabies?

What does it mean if a person has encephalitis? What are the symptoms?

Is it true that the so called Mediterranean diet can make my brain healthier?

Does exercise help you keep your memory?

Is there an effective treatment for hair pulling?

Does sleep enhance learning and memory? Is there a price to pay for cutting down on the hours you sleep?

At least once a week I experience a bout of dizziness. The room spins and I feel like I will fall. It is very sudden and random. The only thing I take is 5 mg of melatonin at night to help me sleep.

What would cause the bottoms of my feet to "burn" at night when I go to bed?

Can stress make you literally dizzy? I have found that when I am particularly anxious or angry, I get dizzy and lightheaded. Should this be a cause for concern? I am prone to anxiety attacks as well.

For around 12 years, I’ve suffered from sunset to sunrise from severe cramping and uncontrollable leg jerks that responded to no known medical treatment. Is this restless leg syndrome? What’s the best treatment?

My wife has numb feet and legs a lot. What causes this?

I’ve had sciatica for a couple of weeks now. I’d like to exercise, but I don’t seem to get any better or worse whether I do or don’t. The pain is worse at night and first thing in the morning.

What treatments are available for a persistent painful neuropathy in my feet?

I was just diagnosed with orthostatic tremor. Clonazepam (Klonopin) does not seem to help. Are there any other effective medications?

What type of doctor would be best to treat thoracic outlet syndrome?