3 sentences

1. 您的血液循环会改善。

   nín de xuè​yè​xún​huán huì gǎi​shàn.

   Your blood circulation will improve.

   Source: CCMatrix

2. 大多数的身体运动发展肌肉或帮助血液循环。

   dà​duō​shù de shēn​tǐ yùn​dòng fā​zhǎn jī​ròu huò bāng​zhù xuè​yè​xún​huán.

   Most physical exercises develop the muscles or aid in the circulation of blood.

   Source: CCMatrix

3. 做伸展运动可以帮助你避免姿势问题，改善血液循环，放松紧张的肌肉。

   zuò shēn​zhǎn yùn​dòng kě​yǐ bāng​zhù nǐ bì​miǎn zī​shì wèn​tí, gǎi​shàn xuè​yè​xún​huán, fàng​sōng jǐn​zhāng de jī​ròu.

   Doing stretches can help you avoid problems with posture, improve blood circulation and relax tense muscles.

   Source: CCMatrix