Polymyositis is an inflammatory muscle disease which causes fever, weight loss and muscle wasting in adults. It is thought to be an autoimmune condition.
Preeclampsia refers to hypertension or high blood pressure during pregnancy or post partum (after childbirth). It causes a high risk of epileptic seizures.
Ehlers-Danlos syndromes (EDS) are a group of genetic connective tissue disorders. Abnormal collagen production affects the skin, ligaments and tendons.
Arrhythmia or irregular heart beat includes tachyarrhythmia, where the heart beats faster, and bradyarrhythmias, where the heart beats slower than normal.