Earlier quoted context omitted.
The first sentence: "Mental health problems range from the worries we all experience as part of everyday life to serious long-term conditions." EDIT: http://www.mentalhealth.org.uk/help-information/mental-healt... > All sorts of situations can cause stress. The most common involve work, money matters and relationships with partners, children or other family members. Stress may be caused either by major upheavals and…
Isn't that the main issue? We can easily dismiss depression because everybody feels sad sometimes, we can easily dismiss burn-out as you just don't feel motivated, etc.
And for most people that's going to be small interventions - having a coffee with a friend who is talking to you for example. The interventions taper up as the severity of the illness increases. Talking therapies; medication; hospital in-patient stays; rarely, if someone is at risk of death or of harming other people they can be hospitalised against their will; even more rarely there's ECT.
We know that early intervention is important. And modern mental health services should be talking about "resilience" which increases someones ability to cope with daily life.