Anyone with heart, lung, or circulation problems should seek medical advice before flying.

任何有心、肺或血液循环问题的人都应该在飞行前寻求医生建议。

《柯林斯英汉双解大词典》

Excessive weight, diabetes and circulation problems can contribute to foot pain.

超重，糖尿病以及循环系统的问题都能导致脚痛。

youdao

The worst cases result in internal bleeding, circulation problems, and liver enlargement.

最严重的会导致内出血、循环系统问题和肝肿大。

youdao

Horses are often euthanized after serious leg injuries because circulation problems and deadly disease can arise if they are unable to distribute weight on all fours.

NPR: Barbaro Makes Progress After Leg Surgery

Alas, after reading the bill, I now know it has nothing to do with print media companies, per se, and is not about to save The New York Times from its circulation problems due to competition from the web.

FORBES: Under SOPA, "Justin Bieber Would Be In Jail"

Alternative therapies offer treatment for all complaints, from circulation and digestive problems to depression and stress.

BBC: NEWS | Health | Medical notes | Complementary medicines: A guide