Richard Jenkins, psychologist and spokesman for wellbeing charity CABA, said: "Everyone will experience pressure day-to-day.
A spokesman for home hair colour brand Clairol Perfect 10, which carried out the study of 4,000 women, said: "Everything in life hits its peak at some point, and nearly reaching your thirties isn't so bad now.
Every morning, Benjamin, the founder and spokesman of a small think tank for culture and commerce in public places, leaves his apartment in Baldeplatz, crosses the street and jumps into the Isar River.
"The hope is that we can get as many athletes as possible to take part," said a spokesman for the event.
" A BIS spokesman said: "More people than ever before are now able to benefit from higher education, and the application rate for students from disadvantaged backgrounds is at a record level.
A spokesman for OnePoll, which carried out the research of 4,300 adults, said: "As a nation we are obsessed with trying to be nice and not upsetting people.