Welcome to Ask Doctor Zac, a weekly column from news.com.au. This week, Dr Zac Turner explores the truth behind pain relief.

A doctor has issued a smoking warning when it comes to suffering from, and preventing, erectile dysfunction (ED). Having ...

Ever felt that sudden muscle spasm in your calf in the middle of the night? Here is all about the causes of this sudden pain.

ACS: Acute coronary syndrome; CV: Cardiovascular; MI: Myocardial infarction; PCI: Percutaneous coronary intervention; TIA: Transient ischemic attack.