Health A-Z

Filter

Hair loss - normal or hereditary

While men experience "male pattern baldness" (vertex balding and/or receding frontal hairline), women generally experience female pattern baldness, which is a thinning over the top of the head or crown while maintaining a frontal hairline.

Read more

Hair loss - temporary or abnormal

Abnormal hair loss is non-hereditary and usually temporary. It can be due to many causes, including nutritional deficiencies, disease, medications, reactions to hair products, stress, (also for women, pregnancy).

Read more

Hay fever

Hay fever is the inflammation of the lining of the nose and eyes due to allergy. Many people experience it as seasonal allergy to grass pollens.

Read more

HbA1c testing

The HbA1c test measures your average blood glucose over the previous 8 to 12 weeks and gives an indication of your longer-term blood glucose control. It is used as a screening test to identify diabetes and regular monitoring tool if you have been diagnosed with diabetes.

Read more

Head lice

Head lice are small parasitic insects that live clinging onto our hair and feed from our scalps.

Read more

Hearing loss in babies and children

Infants and children can have temporary or permanent hearing loss that may vary from slight to profound in its severity.

Read more

Heart failure

Heart failure occurs when the heart is unable to keep enough blood moving around the body. It does not mean the heart is about to stop, but it does mean that there is a problem with the heart’s pumping action.

Read more

Heartburn

Heartburn is a burning feeling that rises from the stomach or lower chest up towards the neck. It can occur at any time but usually it happens after eating.

Read more

High blood pressure

High blood pressure is a common condition in which the force of your blood against your artery walls is too high, too often. Ongoing high blood pressure, or hypertension, puts stress on the heart and can lead to health problems, such as heart disease and stroke.

Read more

High cholesterol

Cholesterol is a type of fat in your blood. Most cholesterol is made by your body, but eating fatty foods can lead to high cholesterol levels. Your arteries may clog up with the fatty cholesterol and which increases your risk of having a heart attack or stroke.

Read more

Hyperthyroidism

An overactive thyroid (hyperthyroidism) is a condition in which the thyroid gland makes too much thyroid hormone.

Read more

Hypothyroidism

Underactive thyroid (hypothyroidism) is a condition in which the thyroid gland does not make enough thyroid hormone.

Read more