Rheumatism is a systemic inflammatory disease that affects connective tissue of blood vessels, joints, heart and other organs.

Migraine is a disease caused by blood vessels tone disorder and release of certain substances (neurotransmitters) contained in the nerve endings surrounding head blood vessels. This brain metabolism disruption increases pain sensitivity.

Girls reach puberty since about 12-15 years, and regular menstrual cycle is established for a year or two. It length ranges from 21 to 35 (and usually 28 days).  Discharge lasts from 3 to 7 days, ranging from 50 to 80 ml of blood.

Unpleasant sensations in back, stiffness of movement and fatigue should not be overlooked. These symptoms may indicate degenerative disc disease development, which is available in 90% of people. Back problems do not relate to age-related diseases, and associated primarily with the way of life.

During puberty prostate reaches the size of a walnut and produces secret necessary to protect and supply sperm. After forty years, there begins the second phase of prostate growth, which may be accompanied by unpleasant symptoms associated with pressure on urethra and difficulty with urination. However, prostate enlargement usually concerns men closer to 60 years.

Otitis is an inflammatory disease of the middle ear mucosa, usually caused by bacterial or viral infection. The middle ear includes: the eardrum (separating the middle ear from the outside), tympanum, mastoid and auditory tube. Otitis develops in the tympanic cavity - the most common form of the disease.

Influenza, though a variety of acute respiratory infections, differs from ARI with severe passing and dangerous consequences. Temperature at influenza is a protective reaction of the organism, and it should be relieved only while crossing the mark of 38, 5 ° C (in children - 38 ° C). Influenza should be treated only under medical supervision. The disease cannot be cured within a short time, because its symptoms appear in the body 3 days after meeting with a virus. Organism gains an ability to fight the virus on the 7th day of illness, so a period of influenza treatment lasts an average for 10 days. Influenza is especially dangerous for small children, elderly people and pregnant women, because it causes complications of chronic diseases and bacterial infections. People at risk should take prevention measures against influenza.

If cough lasts at least for 3 months (annually) for two years, we speak of chronic bronchitis. Chronic bronchitis is an irreversible and long-term damage of large, medium and small bronchi.

Pneumonia is an acute infectious-inflammatory lung disease caused by bacteria and viruses. Inflammation is localized in the alveoli (air sacs where blood becomes saturated with oxygen), sometimes there also occurs bronchi inflammation (air path), bronchitis against pneumonia backdrop.

Varicocele represents varicose veins of spermatic cord, which includes uviform plexus (plexus pampiniformis) and inner spermatic vein. Usually, inguinal canal veins are connected into two or three trunks, passing behind peritoneum, and often merge into a single vein that accompanies spermatic artery. Sometimes veins ring the artery, forming varicocele.

Koch tubercle bacillus is tuberculocidal discovered by Robert Koch in 1882. It enters the body most often by breathing, but does not directly cause the disease. A strong immune system is able to suppress tubercle bacillus, but most of all the bacillus is in the body for a long time before a natural defense will slack and tuberculosis manifest. Tubercle bacillus does not die, but it is only suppressed, so that when the opportunity to manifest itself again. Active tubercle bacillus rapidly captures light, feeding on human tissues, and poisons the body with the products and herbs of its livelihood.

Heart rate depends on the impulses that arise in the sinus node or the drivers of the heart. This group of cells located at the junction of superior vena cava to the right atrium and it is able to create rhythmic pulse propagating under the other cells. Usually sinus node creates a pulse frequency of 60-100 in 1 min, while suppressing the ability of other drivers of a rhythm.