Ultrasound has been imaging modality of poor man since 50 years. With computer revolution it has acquired exquisite quality at turn of century. Its capabilities have not yet been fully recognized and described.

Acne vulgaris is most frequent dermatological disease. Its treatment is well established in conventional medicine. Drugs employed have frequent side effects, which limit use of the most potent between them. There is a natural rationale behind physio-pathology of this illness, which can be adressed with success. Topic of my booklet is prevention strategy and natural cure.

Many people quit sports, when growing old. Remaining active in old age is essential for one's health. Regular physical activity has many positive sides and there is a way of keeping it after retirement.

Joint sprain is a frequent traumatic event. Apart from ligament tear, sports activities endanger often articular integrity. Some conditions, with their implications are poorly known to public. This is the scope of my short text.

Physical training has been advertised as having health improvement potential since more than half a century. Professional experience and recent literature contradict several points of it's practice. Aim of this short text is outlining new concepts, as they appear today.