Trans fats, like saturated fats, raise bad cholesterol levels.

I could feel the beat of his heart. 我能感觉到他的心跳声。

He tried to stop the bleeding by pressing a cloth against the wound. 他试图用布压住伤口来止血。

Oxygen and other vital substances are all carried in the blood. 氧气和其他重要物质都是通过血液输送的。

There are three widely known substances or methods used for blood doping: injections of EPO, synthetic oxygen carriers and blood transfusions.

Traces of illegal drugs were found in his bloodstream. 在他的血液里发现了微量的毒品。

He had broken blood vessels on his nose and cheeks. 他鼻子和脸上的血管破裂了。

the hospital's cardiology unit

There are many food products that claim to reduce cholesterol levels. 据称有许多食品能降低胆固醇水平。

She suffers from poor circulation. 她的血液循环不畅。

He suffered a massive coronary. 他患有严重的心脏病。

Her heart gave a flutter when the phone rang. 电话铃响的时候，她的心跳得很快。

Your good cholesterol should be 40 mg/dL or higher.

haemophilia (=blood illness) 血友病

I could hear his heart beating. 我听得见他的心在跳。

He died of a heart attack. 他死于心脏病发作。

The doctor listened to my heartbeat. 医生听了我的心跳。

a heart murmur 心脏杂音

She felt his wrist, checking for a pulse. 她按住他的手腕检查他的脉搏。