As an indicator of “beauty” and “sexiness”, the “mermaid line” is essential for you as a man. One of the most known is the “Vitruvian Man human scale” (TheVitruvianMan), that is, we often hear the “Golden Ratio”, Da Vinci especially to the male abdomen on both sides of the pelvis close to the top of the two V-shaped line called the mermaid line. line called the mermaid line. Just like a woman’s bikini line. Do you want to wear sexy swim trunks in the upcoming summer to reveal your sexy mermaid line? The official name of the mermaid line is “internal and external abdominal obliques”, when you are at home, you can lay a flat, soft mat on the floor, and practice the “lower abdominal reverse curls” and “side body support” two movements, you can The following are some of the most important things that you can do to help you get a better look at your body a. Lower abdominal reverse rolls: to train the lower abdominal muscles for the purpose. First lie flat on the mat, hands open flat against the ground, back tight to the ground, stomach inhalation put up, feet up, pubic bone as far as possible up to touch the thoracic vertebrae, buttocks followed by lifting counted, a group of 12 to 15, rest 30 seconds, and even do 3 groups. b. Side body support: to train the internal and external oblique muscles for the purpose. First side lying on the mat, the right arm to support the body, shoulders, hips, toes in a straight line, stomach tightening, waist sinking, keep breathing and then up, feel the side of the abdominal muscles contraction force, sinking and lifting up the continuous action counts, a group of 12 to 15, rest 30 seconds, even after 3 groups to do the side and then do it again.