Very informative,very useful and worth preserving,please carry on,thank you Sir. YM
On Tue, Jul 12, 2022 at 12:08 PM 'gopala krishnan' via Thatha_Patty < [email protected]> wrote: > QUES ANSWER MEDICAL 07-2022-08 > > > > Dear friends, > > These are information compiled as QA by me in 1998’s-2014’s and stored in > my computer. They are posted by *very learnt doctors in kidshealth.org > <http://kidshealth.org> etc. * > > *Many improvements have come in medical field. Hence some information may > have additions or some times changes.* > > *These are for general information, and for any health problem one has > to consult doctor.* > > *BEING COMPILATION THERE MAY BE ERRORS.* > > Sincerely, > > *R. Gopalakrishnan, 78, dated 12-07-2022* > > Q1 Now diet soda has come in the market. Is it advisable to drink it? > > A1 No. That is because a soda habit increases the risk of developing a > condition > called metabolic syndrome, according to the new research, and that in > turn boosts the chance of getting both heart disease and diabetes. > > "Even one soda per day increases your risk of developing metabolic syndrome > by about 50 percent," says Ramachandran Vasan, MD, professor of > medicine at Boston University School of Medicine and the senior author > of the study, published in the July 31 issue of > > Q2 When do dreams occur? > > A2 Dreaming occurs in the fifth stage of sleep. During sleep, the person > occasionally rolls over or rearranges his or her body This happens > approximately once or twice an hour. This may be the body's way of making > sure that no part of the body or skin has its circulation cut off for too > long a period of time. a sleeping person is unconscious to most things > happening in the environment. > > Q3 What is the difference between deep sleep and fainting AND COMA? > > A3 The biggest difference between someone who is asleep and someone who > has fainted or gone into a coma is the fact that a sleeping person can be > aroused if the stimulus is strong enough. > > If you shake the person, yell loudly or flash a bright light, a sleeping > person will wake up. > > Q4 Do all creatures dream? What about the sleep pattern of different > animals? > > A4 By studying brainwaves, it is known that reptiles do not dream. Birds > dream a little. Mammals all dream during sleep. > > Different animals sleep in different ways. Some animals, like humans, > prefer to sleep in one long session. Other animals (dogs, for example) > like to sleep in many short bursts. Some sleep at night, while others > sleep during the day. > > Cows can sleep while standing up, but they only dream if they lie down. > Whales and dolphins are "conscious breathers," and they need to keep > breathing while they sleep, so only one half of the brain sleeps at a time > > Q5 What are alpha beta, teta and delta waves? > > A5 If you attach an electroen- cephalograph to a person's head, you can > record the person's brainwave activity. An awake and relaxed person > generates *alpha waves, which are consistent oscillations at about 10 > cycles per second. * > > *An alert person generates beta waves, which are about twice as fast. * > > During sleep, two slower patterns called theta waves and delta waves take > over. > > Theta waves have oscillations in the range of 3.5 to 7 cycles per second, > and delta waves have oscillations of less than 3.5 cycles per second. > > As a person falls asleep and sleep deepens, the brainwave patterns slow > down. The slower the brainwave patterns, the deeper the sleep -- a person > deep in delta wave sleep is hardest to wake up. > > Q6 What is REM sleep? > > A6 At several points during the night, something unexpected happens - > rapid eye movement (REM) sleep occurs. Most people experience three to > five intervals of REM sleep per night, and brainwaves during this period > speed up to awake levels. > > If you ever watch a person or a dog experiencing REM sleep, you will see > their eyes flickering back and forth rapidly. In many dogs and some > people, arms, legs and facial muscles will twitch during REM sleep. Periods > of sleep other than REM sleep are know as NREM (non-REM) sleep. > > REM sleep is when you dream <http://science.howstuffworks.com/dream.htm>. > If you wake up a person during REM sleep, the person can vividly recall > dreams. If you wake up a person during NREM sleep, generally the person > will not be dreaming. > > You must have both REM and NREM sleep to get a good night's sleep. A > normal person will spend about 25 percent of the night in REM sleep, and > the rest in NREM. A REM session -- a dream -- lasts five to 30 minutes. > > Q7 Do missing sleep is fatal? > > A7 Missing one night of sleep is not fatal. A person will generally be > irritable during the next day and will either slow down (become tired > easily) or will be totally wired because of adrenalin. *If a person > misses two nights of sleep, it gets worse. Concentration is difficult, and > attention span falls by the wayside. Mistakes increase. * > > After three days, a person will start to hallucinate and clear thinking is > impossible. With continued wakefulness a person can lose grasp of reality > > Q8 Do growth harmon secreated during sleep? > > A8 Yes. Growth hormone in children is secreted during sleep, and > chemicals important to the immune system > <http://health.howstuffworks.com/immune-system.htm> are secreted during > sleep. You can become more prone to disease if you don't get enough sleep, > and a child's growth can be stunted by sleep deprivation. > > Q9 Do Sleep lowers our energy consumption? > > A9 Yes. Sleep lowers our energy consumption, so we need three meals a > day rather than four or five. Since we can't do anything in the dark > anyway, we might as well "turn off" and save the energy. > > *My note- Diabetics may often require some eatables handy in the night, > preferably sweet items like plantain. * > > Q10 Why do we require sleep? > > A10 According to ScienceNewsOnline: Napless cats awaken interest in > adenosine > <http://www.howstuffworks.com/framed.htm?parent=sleep.htm&url=http://www.sciencenews.org/sn_arc97/5_24_97/fob2.htm>, > sleep may be a way of recharging the brain, using adenosine as a signal > that the brain needs to rest: "Since adenosine secretion reflects brain > cell activity, rising concentrations of this chemical may be how the organ > gauges that it has been burning up its energy reserves and needs to shut > down for a while." Adenosine levels in the brain rise during wakefulness > and decline during sleep. > > > -- > You received this message because you are subscribed to the Google Groups > "Thatha_Patty" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/thatha_patty/1039412974.178113.1657607893695%40mail.yahoo.com > <https://groups.google.com/d/msgid/thatha_patty/1039412974.178113.1657607893695%40mail.yahoo.com?utm_medium=email&utm_source=footer> > . > -- *Mar* -- You received this message because you are subscribed to the Google Groups "Thatha_Patty" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/thatha_patty/CACDCHC%2B%3DoSaKtpj9v_KbpmgW7E8xLy14RJX361%2BjmrTskCum1A%40mail.gmail.com.
