Diarrhea
Diarrhoea is the passing of frequent loose or liquid stools (faeces) three or more times a day. When this change to the stools starts suddenly and lasts for less than two weeks, the condition is known as acute diarrhoea. If it lasts more than two weeks, it is called persistent diarrhoea. If it lasts more […]
Depression (major depressive disorder)
Depression is a mood disorder that causes a persistent feeling of sadness and loss of interest. Symptoms Although depression may occur only one time during your life, usually people have multiple episodes of depression. During these episodes, symptoms occur most of the day, nearly every day and may include: Feelings of sadness, tearfulness, emptiness or […]
Dehydration
Dehydration occurs when your body does not have as much water and fluids as it should. Dehydration can be mild, moderate, or severe, based on how much of your body’s fluid is lost or not replaced. Severe dehydration is a life-threatening emergency. Causes You can become dehydrated if you lose too much fluid, don’t […]
Deep Vein Thrombosis
Deep vein thrombosis (DVT) occurs when a blood clot (thrombus) forms in one or more of the deep veins in your body, usually in your legs. Deep vein thrombosis can cause leg pain or swelling, but may occur without any symptoms. Symptoms Deep vein thrombosis signs and symptoms can include: Swelling in the affected leg. […]
Dandruff
Dandruff is a common chronic scalp condition marked by flaking of the skin on your scalp. Although dandruff isn’t contagious and is rarely serious, it can be embarrassing and sometimes difficult to treat. The good news is that dandruff usually can be controlled. . Symptoms For most teens and adults, dandruff symptoms are easy to […]
Cushing Syndrome
Cushing syndrome occurs when your body is exposed to high levels of the hormone cortisol for a long time. The most common cause of Cushing syndrome, sometimes called hypercortisolism, is the use of oral corticosteroid medication. The condition can also occur when your body makes too much cortisol. Symptoms The signs and symptoms of Cushing […]
Constipation
What is constipation? Constipation is a common problem. It means either going to the toilet less often than usual to empty the bowels, or passing hard or painful poo (also called faeces, stools or motions). What are the symptoms of constipation? The symptoms of constipation may include: Feeling like you still need to have a […]
Conjunctivitis
Pink eye (conjunctivitis) is an inflammation or infection of the transparent membrane (conjunctiva) that lines your eyelid and covers the white part of your eyeball. Pink eye is commonly caused by a bacterial or viral infection or an allergic reaction. It may affect one or both eyes. Symptoms Pink eye may affect one or both […]
Common Cold
Common Cold and Other Upper Respiratory Tract Infections What is an upper respiratory tract infection? A cold is an infection of the nose and upper airways caused by a germ (virus). They are extremely common. An adult can expect 2-4 colds a year, and a young child about 3-8 colds a year. Many different viruses […]
Chronic Hives (Urticaria)
Hives are a skin reaction that causes red or white itchy welts. The welts vary in size and appear and fade repeatedly as the reaction runs its course. Chronic hives are a condition in which the welts last more than six weeks or recur over months or years. Chronic hives usually aren’t life-threatening. But the […]