The ketogenic diet is a high-fat diet that restricts the daily carbohydrate intake to 10 to 15 grams and the daily protein intake to 1 gram per kilogram of body weight. Meat and fish are among the main sources of fat.
Read more →
The androgen hormone testosterone is secreted in the adrenal glands and ovaries in women and in the adrenal glands and testes in men. The hormone is closely related to optimal sexual performance in both men and women.
Read more →
The most common disorders of the thyroid gland are hyperthyroidism and hypothyroidism. Hyperthyroidism is a condition in which the thyroid gland secretes too much thyroid hormone, and hypothyroidism results in insufficient amounts of thyroid hormone.
Read more →
In the human brain, information must be stored in order for learning to take place. So, the areas of the brain that are most important to learning are those involved in memory. Other crucial areas include regions involved in processing information from the five senses and information about your body.
Read more →
Dopamine is a neurotransmitter, a chemical that facilitates transmission of signals between brain cells, or neurons, by binding to neuron receptors. The chemical is involved in controlling emotions, pleasure, movement and incoming information. The chemical is also sometimes called the "reward hormone,"
Read more →
High blood pressure, or hypertension, is commonly defined as a systolic, or top, reading higher than 140 mm Hg and a diastolic, or bottom, reading higher than 90 mm Hg. High blood pressure is a serious condition that can lead to strokes and heart attacks.
Read more →
Low-carb diets restrict the daily intake of carbohydrates, but allow an unlimited intake of fat and protein. If you observe a low-carb diet strictly, this could lead to an increased secretion of stress hormones. In excess, stress hormones can give rise to heart palpitations and low blood pressure.
Read more →
Abandonment anxiety is fear of being abandoned in a relationship. People with abandonment anxiety have one of two insecure attachment styles: attachment anxiety and attachment avoidance. Attachment anxiety is characterized by a need for attention from others and fear that a partner is going to leave.
Read more →
Norepinephrine, or noradrenaline, is a catecholamine that functions as a neurotransmitter and a stress hormone. High levels of norepinephrine can refer to high levels of the chemical either in the blood or in the central nervous system.
Read more →
Healthy people possess levels of brain chemicals that lie within a certain normal range. When internal or external factors either deplete the brain of these chemicals or stimulate it to produce excess amounts, a chemical imbalance occurs.
Read more →
Testosterone is a steroid hormone secreted from the adrenal glands, ovaries and testes. The hormone plays a crucial role in maintaining a healthy libido, preserving bone structure and muscle mass and maintaining energy levels. The thyroid gland plays an important role in maintaining natural testosterone levels.
Read more →
Testosterone is a steroid sex hormone that plays a crucial role in maintaining a healthy libido in men and women. In men, the testes and the adrenal glands are the main providers of testosterone. The ovaries and adrenal glands produce the hormone in women.
Read more →
Everyone has an attachment style, a part of your personality that determines how you behave in interpersonal relationships. Insecure attachment styles include attachment anxiety and attachment avoidance. An avoidant attachment style is characterized by reluctance to trust and rely on others and fear of intimacy.
Read more →
No anti-anxiety medication is completely safe during pregnancy, but some are much safer than others. The least safe anti-anxiety medications during pregnancy are benzodiazepines, such as Xanax and Valium. They inhibit brain function by enhancing the potency of the neurotransmitter GABA.
Read more →
All medications have the potential to make people drowsy, anti-anxiety medications included. However, some anti-anxiety medications are also prescribed as sleeping pills or muscle relaxants. These include the benzodiazepines alprazolam, or Xanax, and diazepam, or Valium.
Read more →
Short-term memory is the ability to store sensory information for relatively short times, ranging from a few minutes to a few days. The main site for storing short-term memories is the hippocampus, a region in the brain's limbic system.
Read more →
Adrenaline, or epinephrine, and cortisol, or hydrocortisone, are stress hormones secreted from the adrenal glands, which sit above the kidneys. Though both chemicals are stress hormones, adrenaline and cortisol play different biochemical roles. Adrenaline primarily binds to receptors on the heart and heart vessels.
Read more →
Infrequent occurrences of eye twitching are normal, but eye twitching can also be a continuous or a frequent phenomenon, and can be a symptom of a neurological disorder, reports the American Psychiatric Association.
Read more →
People with an addictive personality are emotionally insecure, says Craig Nakken, a certified drug counselor and the author of "The Addictive Personality." They don't trust themselves or other people as a source of security, support and positive feedback.
Read more →
Adrenaline is one of the body's most important stress chemicals. It is secreted from the adrenal glands, which sit atop each kidney. Adrenaline also plays a key role as a neurotransmitter that facilitates communication between brain cells, or neurons, and other cells.
Read more →