According to www.mentalhealthireland.ie :

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Things that can help keep children and young people mentally well include:

• being in good physical health, eating a balanced diet and getting regular exercise

• having time and the freedom to play, indoors and outdoors

• being part of a family that gets along well most of the time

• going to a school that looks after the well-being of all its pupils

• taking part in local activities for young people.

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Other factors are also important, including:

• feeling loved, trusted, understood, valued and safe

• being interested in life and having opportunities to enjoy themselves being hopeful and optimistic

• being able to learn and having opportunities to succeed

• accepting who they are and recognising what they are good at

• having a sense of belonging in their family, school and community

• feeling they have some control over their own life

• having the strength to cope when something is wrong (resilience) and the ability to solve problems.