All Health Conditions from A to Z

Diseases Starting with 'H'

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Haemophilia

Haemophilia is a lifelong genetic disorder where the blood does not clot as it should. This happens because the person either lacks or has low levels of certain proteins called clotting factors.

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Haemophilus influenzae type b Disease

Haemophilus influenzae type b (Hib) is a serious infection affecting young children. Thankfully, it is now preventable through vaccination. Learn the details here!

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Haemorrhage

Haemorrhage is the medical term for the escape of blood from a ruptured blood vessel. Essentially, it means bleeding.

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Hair Loss

Hair loss, medically known as alopecia, is a common condition affecting individuals worldwide. It can manifest in various forms, from temporary hair shedding to permanent baldness.

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Head Injury

A head injury occurs when an external force causes trauma to the scalp, skull, or brain causing different symptoms.

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Heart Attack

A heart attack, medically known as a myocardial infarction (MI), occurs when the blood flow to a part of the heart muscle is severely reduced or completely blocked.

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Heart Failure

Discover everything you need to know about heart failure—its causes, symptoms, stages, and treatment options. Learn how to manage the condition and improve heart health effectively.

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Heart Valve Disease

Discover everything about Heart Valve Disease—its types, causes, symptoms, diagnosis, treatment options, and prevention tips. Learn how to manage the condition effectively and improve quality of life.

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Hepatitis B

Hepatitis B is a viral infection that attacks the liver and can cause both acute and chronic illness. Learn about its causes, symptoms, and more in this informative guide.

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High Blood Pressure

Discover everything about high blood pressure—its causes, symptoms, types, treatments, and prevention tips. Learn how to manage hypertension and reduce your risk of heart disease and stroke

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Hirschsprungs disease

Hirschsprungs disease is a rare congenital condition affecting the large intestine, leading to difficulty passing stool due to missing nerve cells.

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HIV Infection

HIV stands for Human Immunodeficiency Virus. It is a virus that attacks the immune system, specifically targeting CD4 cells (a type of T-cell), which are crucial for fighting off infections.

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HPV Infection

HPV infection is a common viral infection that can cause warts and certain types of cancer. Learn more about it in this detailed write-up.

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Human papillomavirus

Human papillomavirus (HPV) is one of the most common sexually transmitted infections globally. This comprehensive guide explores its symptoms, types, diagnosis, treatment options, and prevention strategies.

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Hyperpigmentation

Hyperpigmentation is a common skin condition that causes dark spots and uneven skin tone. Learn about the causes, symptoms, types, treatments, and prevention of hyperpigmentation, and how to manage this condition effectively.

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Hyperprolactinemia

Hyperprolactinemia, a condition characterized by elevated prolactin levels, can disrupt hormonal balance and lead to various symptoms.

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Hyperthyroidism

Hyperthyroidism is a condition where the thyroid gland overproduces thyroid hormones, leading to a state of heightened metabolism throughout the body.

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Hypothyroidism

Hypothyroidism, often referred to as an underactive thyroid, is a medical condition where the thyroid gland does not produce enough thyroid hormones.

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