12 interesting features that men even have 'sandals' could not keep up with women

Men always think that they are healthier than women but in reality there are things that men can not keep up with even if they try. Doubtful, after reading the interesting things below, you will definitely believe it.

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Women's hearts beat 8 beats faster than men

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As an adult, the hearts of women beat 78 - 82 beats per minute while the male heart beats only 70 - 72 beats per minute. The reason is because the weight and size of women's hearts are smaller. Women's hearts are only two-thirds that of men, weighing about 120g while men's hearts weigh up to 180g.

According to a study by the National Academy of Sciences, women's circadian rhythms are usually 1.7 to 2.3 hours faster than men. Because of the sex hormone factor inside the body, women will feel sleepier faster in the evening.

Women have a stronger immune system than men

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Research by scientists from the University of Pennsylvania (USA) shows that women are better able to fight septic shock and septicemia than men.

This particular thing is because women have more than one male chromosome X. This chromosome activates antigens blood cells called T-lymphocytes and B-lymphocyte in the immune system to help the body fight the infections.

Women's hair diameter is smaller than that of men

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Men's appearance is more rough than that of women, which is expressed even in small parts like hair. On average, the hair diameter of a woman is only half the size of a male.

Women's taste buds are more sensitive than men

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According to a survey by Copenhagen University (Denmark), women's ability to recognize tastes is better than men. For example, men who need sweet food more than 20% or sour less than 10% can feel the equivalent of women.

Women suffer better than men

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According to Live Science, the number of nerve receptors in women is higher than that of men. This makes it possible for women to cope with severe pain, especially pain during difficult periods such as childbirth.

Women distinguish colors better than men

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Women and men look at different things. Women can distinguish colors better and have a wide peripheral vision. Therefore, the rate of color blindness in women is much lower than that of men. Meanwhile, men have better night vision, far-sighted and good at observing movements faster than women.

Women blink more than men

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Due to hormone levels of estrogen - it stimulates the production of lubricants in the body, including eyes in the female body, so women blink twice as much as men. In particular, when using birth control pills, women will have higher levels of estrogen hormones so they will blink more than other women 32%.

Women's skin is more sensitive than that of men

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In December 2009, the scientific journal Journal of Neuroscience conducted a study to compare the skin sensitivity of women and men. The results showed that female skin was 10 times more sensitive than men.

Women's bodies are more flexible than men

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Women's muscles and ligaments have more elastin than collagen, making them more flexible.

In particular, the pregnancy and childbirth has proved the flexibility of the female body. During pregnancy, hormones produced during this time such as estrogen, progesterone and relaxin act to loosen the connective tissue in the muscle.

Women are less likely to lose hearing than men

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According to the conclusion of a Johns Hopkins University 2008 study, men are 5.5 times more likely to lose hearing than women.

Women who are pregnant may not eat anything that is inedible

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When pregnant, many women experience Pica syndrome, craving for things that are not food but irresistible like lime, sand, paper, ice cubes . The cause of this strange phenomenon can be related to iron deficiency.

Women cry more than men

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According to research results of Tilberg University (Netherlands) in 2015, women cried about 30 to 64 times a year, much more than men who only cried about 6 to 17 times.

In addition, the time for women to cry also lasts longer, about 6 minutes on average, and men only shed tears for about 2-3 minutes.