Nowadays people care lot about how they look and probably the most important is figure, so lot of people are keeping fit by exercising. There are many positive and also some negative sides of keeping fit. When you are physically active, you have more energy. This makes you less lazy, which is good for you. Also you can have fun while doing exercises you like and at the same time you keep your body fit. With every exercise your brain releases endorphins witch makes you feel happy. If you are physically fit you will stay healthy, look good and live longer. Physical exercises help to burn fat and tone muscles. You can look nice and feel comfortable. However, some people can hurt themselves by overexercising, it can make your really skinny and unhealthy. Every senseble human should avoid that. The key is to exercise reasonable and enjoy your every workout, so the results are great and you feel good about yourself
Exercise addiction Kadri Laube and Eelika Kiil Nyo Science School 11c class Why is exercising good? Reduces the risk of early death Controls weight Improves sleep, memory, concentration and mood Lowers the risk of: Heart disease Stroke Type 2 diabetes Depression Cancer What is an exercise addiction? A behavioral addiction Endorphins and dopamine Reward and joy Exercise more to trigger the chemical release Pressure to stay in shape How to avoid? Quality matters 7-day schedule Reasonable goals Work with a trainer Count your workout hours Become a mentor Never make up a missed workout by doubling up the next day! Are you ... working out alone, isolated from others? following the same rigid exercise pattern? exercising for more than two hours daily?
is involved in movement control. This nigrostriatal pathway degenerates in Parkinson’s disease. DA is believed to play a role in schizophrenia. DORSAL – Towards the back of a body DORSAL HORN – An area of the spinal cord where nociceptive* nerve fibres enter the ascending pathway. EFFERENT – Carrying information away from a particular group of neurones ENDOCRINE GLAND – An organ which produces and secretes a hormone* directly to the bloodstream. ENDORPHINS - A group of neuropeptide transmitters which are produced in the CNS and bind to opioid receptors; they regulate the perception of pain ENKEPHALINS – A group of neuropeptide transmitters which are produced in the CNS and bind to opioid receptors; they regulate the perception of pain. ENZYME – A protein which has the ability to control a chemical reaction within a cell. EPINEPHRINE (SEE ADRENALINE) ESTROGENS – A group of sex hormones* more abundant in females than males. The
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