Calcium

Calcium strengthens bones, helps prevent osteoporosis and more. Find out how much you need for your age and how to find good sources of calcium.

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Are calcium supplements dangerous?

Nearly half of Australians don’t get enough calcium, putting many at risk of osteoporosis and fractures. So, why are some ditching their calcium supplements?

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Dairy foods

Dairy foods such as milk, yoghurt and cheese are rich sources of many vitamins and minerals, including calcium, which is essential to bone health.

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Sources high in vitamin D

Vitamin D is essential for calcium absorption and healthy bones and muscles. Most vitamin D comes from sunlight, but it's also found in some foods.

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Parathyroidectomy

Parathyroid glands can become overactive, causing an increase in the level of calcium in your blood. Surgery to remove any affected glands is the only reliable way to prevent long-term problems.

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Parathyroid glands

The parathyroid glands are four small glands, each about the size of a grain of rice. Learn more about what they do and medical conditions related to them.

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Vitamin D and your health

Vitamin D is very important for bone health. Learn about natural sources, supplements and health risks associated with too much or too little vitamin D.

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Healthy bones

From your 40s onwards, bones gradually lose their density. Follow these steps to help keep your bones healthy and avoid osteoporosis.

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Calcium blood test

A calcium test indicates how much calcium is in your blood. Find out how this test helps doctors diagnose or monitor and treat your illness.

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Blood pressure medication

Blood pressure medicines ('antihypertensives'), such as ACE inhibitors, calcium channel blockers and diuretics help manage high blood pressure.

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Rickets

Rickets is a bone disease, usually due to low vitamin D levels, that causes soft, weak bones. It occurs in children and, occasionally, teenagers.

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Lactose intolerance

Lactose intolerance is the inability to digest lactose, the sugar found in milk and milk products. Learn more about treatment, symptoms and tests for lactose intolerance.

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Vegetarian and vegan diets

It's easy to be healthy on a vegetarian diet if you include plant-based foods from the 5 food groups. But a vegan diet requires extra care.

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Osteopaenia

If you have osteopaenia, your bones are weaker than normal. Osteopaenia is less severe than osteoporosis but you need to take care if you're at risk.

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Vitamin D deficiency

Vitamin D deficiency occurs when your body doesn’t get enough vitamin D to function well. Learn about the symptoms, who's at risk and how to get enough vitamin D.

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How to build the perfect kids' lunch box

Children consume about 30% of their food at school, so a healthy lunch is important for good nutrition. Preparing the perfect lunch box is easier than you might think.

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Blood tests A-Z

From the fasting blood glucose test to the prostate (PSA) test, there are many kinds of blood tests. Browse the index and learn how to prepare for your test.

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Thyroidectomy

A thyroidectomy is the removal of all or part of the thyroid gland. It may be used to treat thyroid cancer or an enlarged or overactive thyroid.

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A balanced diet

It’s important to eat a balanced diet. Make sure you choose foods from the 5 food groups. The amounts you need vary depending on your life stage.

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Healthy eating over 60

As your body changes over time, so do your nutritional needs. Here's how to get enough fibre, vitamins, minerals and more in your diet as you age.

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Vitamins and minerals explained

Vitamins and minerals are necessary for the healthy functioning of our bodies. A balanced diet will meet most of your needs by the foods you eat.

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Dietary supplements

Also called food supplements or vitamin pills, dietary supplements may fill any nutritional gaps in your diet. But most people don’t need them.

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Endocrine glands and their hormones

The hormone system is the way in which one part of the body tells another part of the body to do something important. Find out more about different parts of the hormonal system.

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Bones, muscles and joints

Bones, muscles and joints make up the musculoskeletal system. Learn more about their function and conditions related to the bones, muscles and joints.

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Allergic reactions to cow's milk

About 1 in 50 infants has an allergic reaction to cow’s milk. Learn more here about allergy to milk proteins.

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Foods high in iron

The best source of iron is animal-based foods like meat and eggs (called 'haem iron'), but many plant-based foods are also rich in (non-haem) iron.

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Magnesium deficiency

Magnesium deficiency is when the body does not get all the magnesium it needs for health. Read more about magnesium deficiency symptoms, diagnosis and causes.

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Magnesium and your health

Magnesium is a mineral that people get from the food they eat, like vegetables, pulses, nuts, seeds and whole grains. Read about magnesium’s benefits.

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Thyroid gland

The thyroid is a soft bow-shaped gland which sits in the front of the neck, just below the Adam’s apple. Learn more about what they do and medical conditions related to them.

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Arthritis

Arthritis is not one disease alone, but an umbrella term for more than 100 conditions that affect the joints of the body. Learn more about the causes, symptoms and treatment here.

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