Chinese medicine believes that at noon is the most heart and qi and blood, rest for a while to be able to soothe the nerves, but not all people have to do so there are four types of people need to pay attention to 'some of them when they nap, otherwise it may do more harm than good.
The first category is over the age of 65 or overweight 20% of people. Body mass index algorithm for weight (kg) divided by height (m) square, 18.5 ~ 23.9 for the normal range.Such people who have nap habits, lunch should be reduced high-calorie, high-fat diet, or easy to hoard fat, aggravating Obese mental workers feel tired at noon, it is recommended to rest before lunch 15 to 30 minutes.
The second category is low blood pressure population. Such people due to slower blood flow, metabolism, partial, easy to fatigue, apathetic, weakness.It is recommended not to lie down after a meal, practicing yoga or meditation and then nap, can make blood circulation faster.
The third category is a serious disorder in the blood circulation system. If cerebral infarction, headache and dizziness patients, after meals is best not to take a nap directly because after meal blood flock to the digestive tract, and brain 'fight blood', may increase the risk of cerebrovascular accidents. Before going to sleep for half an hour, or half an hour after dinner drink a glass of water and then rest.
The fourth category is insomnia patients. Such people usually do not have good, regular sleep habits in the adjustment of sleep habits is not recommended to take a nap, otherwise it may affect nighttime sleep.If there is a lunch break, it is best not more than 20 minutes.
The need for napping is determined by the information sent by each person in the regulation of the circadian clock and is not absolute.As long as you are healthy, having a good night's sleep does not usually affect your health without mental retardation.For mental workers, students, frail or elderly, Nap can make the brain and body to be relaxed and rest, relieve emotions, is a good habit to restore and add energy.Numbeating 15 to 30 minutes the most appropriate, it is best to use lying position or against the back of the chair, pad a nap pillow fixed . neck refrain from oppression neck or chest artery posture, such as no neck support, directly lying on the table, etc., to prevent brain ischemia and hypoxia, affect the respiratory system, increasing the burden on the heart of ▲: Xiangya hospital Yang Tian, chief physician of vascular medicine
