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Have you experienced times when you feel like you're under too much pressure? I think most of you will say yes. Actually, many things can strike us beyond our control. With an annoying mix of late trains, missed appointments and work deadlines, many of us are living in a constant state of stress. Experts warn, our modern lifestyles means that stress is almost continuous, and comes without the natural release that either fighting or fleeing might provide.____ Conditions vary from mood swings(情绪波动) to anxiety, irritability, nervousness and tiredness. In extreme cases, it can even cause headaches, muscle cramps, and digestive problems. But there are a number of things we can do to manage the symptoms.
____
Balancing blood sugar is essential in lowering stress. To maintain its level, you can try to have one small meal every two-to-three hours that contains protein, for example, breakfast, lunch and dinner plus a mid-morning and mid-afternoon snack. In this case, your blood sugar will be steady.____
Laugh as you like.
____Many studies show that laughter boosts our energy, decreases stress hormones, improves immunity and lessens pains. Try to find humor in life and engage in activities that make you laugh. Don't feel guilty about doing what you love. It will work its magic in your body.
Schedule your workout timing.
It could be the time, rather than the way that determines how effective your workouts would be.____Do energy-forming exercises like running or aerobics in the morning, and milder activities in the evening. Try a walk at the end of the day to calm your mind and stretch your muscles.
A. Eat little and often.
B. So will your mood swings.
C. Laughter is the best medicine.
D. These things are activated by laughing
E. The aim of exercise is to boost your energy.
F. Adapt your exercise routine to the biological clock.
G. Living with it can lead to a whole range of health problems.
，|q|=3，p、q的
夹角为45°，则以a=5p+2q，b=p－3q为邻边的平行四边形过a、b起点的对角线长为 （ ）