New: waist-painAll contenthive-129948hive-196917krzzansteemhive-183959hive-180932photographyhive-185836uncommonlabhive-166405bitcoinhive-183397hive-188619hive-144064hive-150122hive-184714lifehive-109690hive-145157hive-139150hive-124908krsuccesshive-193186hive-103599TrendingNewHotLikersyejunoh (25)in flank • 7 years ago6 Reasons why doing Flank is beneficial(1) Core muscles, especially for a hip, strengthen. Core muscles that keep our body's balance can be strengthened. Muscles in a hip that have the largest amount of muscle in our body will be…