Ask Our Experts

Ask Our Experts is a set of commonly — and not so commonly — asked health questions answered by Harvard Medical School-affiliated faculty and health professionals. Each response is grounded in medical evidence and clinical experience and presented in clear, everyday language.

Brain health

What are the best treatment options for essential tremor? featured image

Brain health

What are the best treatment options for essential tremor?
Could my symptoms be due to Parkinson's disease or another neurological condition? featured image

Brain health

Could my symptoms be due to Parkinson's disease or another neurological condition?
Is occasional forgetfulness a normal part of aging? featured image

Brain health

Is occasional forgetfulness a normal part of aging?
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Diet and nutrition

Are blueberries especially healthy? featured image

Diet and nutrition

Are blueberries especially healthy?
Is poultry a good source of protein? featured image

Diet and nutrition

Is poultry a good source of protein?
Is extra virgin olive oil better for your heart than regular olive oil? featured image

Diet and nutrition

Is extra virgin olive oil better for your heart than regular olive oil?
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Digestive Health

Do I really need to avoid nuts, seeds, and popcorn if I have diverticulitis? featured image

Digestive Health

Do I really need to avoid nuts, seeds, and popcorn if I have diverticulitis?
Could my back pain be related to Crohn's disease? featured image

Digestive Health

Could my back pain be related to Crohn's disease?
What could it mean if the whites of my eyes have turned yellow? featured image

Digestive Health

What could it mean if the whites of my eyes have turned yellow?
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Heart Health

What is non-HDL cholesterol? featured image

Heart Health

What is non-HDL cholesterol?
What is statin intensity and how should it guide my treatment? featured image

Heart Health

What is statin intensity and how should it guide my treatment?
What causes a slow heartbeat? featured image

Heart Health

What causes a slow heartbeat?
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Pain

Could unusual muscle contractions be related to my migraines? featured image

Pain

Could unusual muscle contractions be related to my migraines?
Do certain foods trigger migraines? featured image

Pain

Do certain foods trigger migraines?
Which foods and drinks are most likely to trigger headaches? featured image

Pain

Which foods and drinks are most likely to trigger headaches?
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Respiratory health

What is pulmonary fibrosis and how is it treated? featured image

Respiratory health

What is pulmonary fibrosis and how is it treated?
Does pectus excavatum increase my risk of lung or heart problems in midlife? featured image

Respiratory health

Does pectus excavatum increase my risk of lung or heart problems in midlife?
What could cause lung nodules? featured image

Respiratory health

What could cause lung nodules?
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Sleep

Could changing my diet ease restless legs syndrome? featured image

Sleep

Could changing my diet ease restless legs syndrome?
What could be causing my nighttime gasping for breath? featured image

Sleep

What could be causing my nighttime gasping for breath?
What could be causing my snoring? featured image

Sleep

What could be causing my snoring?
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Weight loss

What can I do to lose belly fat? featured image

Weight loss

What can I do to lose belly fat?
Why hasn't my increased activity led to weight loss? featured image

Weight loss

Why hasn't my increased activity led to weight loss?
What is a healthy body fat percentage? featured image

Weight loss

What is a healthy body fat percentage?
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Women's Health

Why do my lips seem thinner than they used to be? featured image

Women's Health

Why do my lips seem thinner than they used to be?
What are the early warning signs of cervical cancer? featured image

Women's Health

What are the early warning signs of cervical cancer?
Does hormone therapy delay menopause? featured image

Women's Health

Does hormone therapy delay menopause?
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Stay on top of latest health news from Harvard Medical School.

Plus, get a FREE copy of 25 Gut Health Hacks.