NHS UK   A heart attack (myocardial infarction or MI) is a serious medical emergency in which the supply of blood to the heart is suddenly blocked, usually by a blood clot. A heart attack is a medical emergency. A lack of blood to the heart may seriously damage the heart muscle and can be life-threatening. Symptoms of a heart attack Sympt...

By Zahid Mahmood, CNN ​ A team of scientists from Australia and Japan has developed a blood test to detect early signs of Alzheimer's disease. The noninvasive test was developed to detect the presence of the toxic protein amyloid beta, known to be present in people affected by the disease, and did so with 90% accuracy, according to the study, publi...

Elaine K. Luo, MD    Malaria is a life-threatening disease. It's typically transmitted through the bite of an infected Anopheles mosquito. Infected mosquitoes carry the Plasmodium parasite. When this mosquito bites you, the parasite is released into your bloodstream. Once the parasites are inside your body, they travel to the liver , wher...

Elaine K. Luo, MD   MeningitisMeningitis is an infection of the protective membranes that surround the brain and spinal cord (meninges). It can affect anyone, but is most common in babies, young children, teenagers and young adults. Meningitis can be very serious if not treated quickly. It can cause life-threatening blood poisoning (septi...

NHS | UK  Motor neurone disease (MND) is a uncommon condition that affects the brain and nerves. It causes weakness that gets worse over time. It's always fatal and can significantly shorten life expectancy, but some people live with it for many years. There's no cure, but there are treatments to help reduce the impact it has on your daily lif...

NHS UK   Multiple sclerosis (MS) is a condition which can affect the brain and/or spinal cord, causing a wide range of potential symptoms, including problems with vision, arm or leg movement, sensation or balance. It's a lifelong condition that can sometimes cause serious disability, although it can occasionally be mild. In many case...