Amino Acids

What Is Depression? Depression is a mood disorder characterized by absence of cheerfulness, dejection, and loss of interest or pleasure in living, making the person dysfunctional and unable to cope with or perform tasks of daily living. More than a ...

What Is Idiopathic Dilated Cardiomyopathy? Idiopathic dilated cardiomyopathy (IDCM) is a disorder of myocardial (heart muscle) function characterized by dilation or enlargement of the cardiac chambers and reduction in the ability of the ventricles (lower chambers) to contract with the required force ...

What Is Anxiety? Anxiety or worry is a distressing emotional state of mind or mood that is characterized by a vague uneasiness, unpleasant feelings of apprehension or anticipation of danger and by interference with normal functioning, ranging from mild qualms ...

What Is Insomnia? Insomnia is a distressing sleep disorder that includes inability to fall asleep, inability to stay asleep, and inability to get deep sleep depending on the type of insomnia. Q: What are the types of insomnia? A: There ...

What Is PMS (Premenstrual Syndrome)? Premenstrual syndrome is a menstrual disorder that occurs regularly during the last week of the luteal phase of the menstrual cycle and starts to subside a few days before menstruation begins and is absent the ...

What Is Irritability? Irritability is a mental state characterized by negativity and excessive response to annoyance. Irritability can be a feature of many diseases, malnutrition, and side effects of certain prescribed medications and over the counter drugs. What Is Irritability In Celiac Disease ...

What Is Cachexia? Cachexia is a state of ill health involving deteriorating body composition that is characterized by general malnutrition and loss of lean tissue such as muscle. Q: What are typical findings in cachexia? A: Arm muscle triceps (the ...