I yearned to be a mother. Why did I feel nothing when my daughter was finally born?

I had presumed I would love her instantly – but a traumatic birth led to devastating numbness

Feeling off? Your secrets could be making you stressed

Researcher Valentina Bianchi says holding in information can take a mental toll. Here’s how to manage it

My son is getting glasses for the first time. He’s fine about it but I’m an emotional wreck

Fortunately, he doesn’t have the childhood insecurities that led to me picking glasses that I hoped would make me invisible, writes Stuart Heritage – he’s happy to look like Prue Leith

Why aren’t Republicans thrilled by the fall in teen pregnancies?

In the US, the birth rate for 15- to 19-year-olds dropped 7% last year. But what seems like good news for society has been lamented by some leading Maga figures, writes Arwa Mahdawi

Why does alcohol make us both happy and miserable – and what else does it do to our minds and bodies?

It sends us to sleep and wakes us in the night, excites us and depresses us, gives us confidence one moment, anxiety the next. How does this messy drug wield so much power?

‘Traceability is vital’: labs test thousands of unregulated substances amid peptide craze

Experts warn consumers of unknown risks as one lab says about a third of samples fail basic quality checks

My teenage daughter’s OCD keeps getting worse. What can I do?

Cognitive behavioural therapy may help her to cope with her anxiety and learn that she doesn’t need to respond to intrusive thoughts

What are peptides, are they safe and is there evidence to back up the hype?

Influencers and athletes are among those claiming substances can help with injury repair, weight loss and angi-ageing

Medicines watchdog to investigate UK peptide clinics over health claims

Exclusive: Guardian investigation finds several clinics making potentially unlawful claims about benefits of unregulated therapies

Stop the brain rot! 12 ways to stay sharp in a mind-frazzling world

Feel like too much low-quality screen time is making you … dumber? From focusing on your environment to ‘washing’ your brain, experts share tips on how to sharpen up and keep your mind fighting fit