Men fearing the whole concept of spermageddon often put Dr G on the spot for advice.

Dear Dr. G, I am a 57-year-old mother who has a bone to pick with you. I am disappointed to see how you have focused your articles throughout June on issues of sexual frequency.

My wife and I met three years ago, and I proposed last year. We have been looking forward to this new chapter together ever since.

What exactly constitutes a sexless relationship, and how common is it? Dr G has the answers.

Dr G talks about sexual activity among older Malaysians.

I read with interest the articles highlighting the various adversities of sexual and reproductive health.

I can see that you are discussing various preventable viral infections in May.

Dear Dr G, I understand that you are outlining various viral infections that can be prevented by vaccination during the month of May.

I read with interest your explanation of how German measles affects women and how the disease itself has minimal effect in men.

Dr G is often put on the spot about whether HPV and rubella have demonstrated the same miracle. His view is simple: the miracle is only possible if everyone is protected, and that clearly includes boys.

Dear Dr G, I am a mother of two teenagers who are just starting secondary school. I received paperwork from the school health department asking for consent for HPV vaccinations for both children.

Human papillomavirus (HPV) is one of the most common sexually transmitted infections worldwide, and a complex interaction of biological, anatomical, and behavioural factors shapes its transmission dynamics.