The benefits of good posture

mountaintop /ˌmaʊn.tɪnˈtɒp/ /-t ə nˈtɑːp/ noun
the top of a mountain
ˈ ice ˌ pack noun [ C ]
a bag containing ice which is put on a part of a person's body to make it cool and reduce swelling
conspire against sth phrasal verb ( also conspire to do sth )
If events or conditions conspire against something or conspire to do something, they combine in such a way that they spoil your plans
The weather had conspired to ruin their day out.
double whammy /ˌdʌb.l ̩ˈwæm.i/ noun [ C usually singular ] informal
a situation when two unpleasant things happen at almost the same time
Britain's farmers have faced the double whammy of a rising pound and falling agricultural prices.
inhospitable /ˌɪn.hɒsˈpɪt.ə.bl ̩/ , /ˌɪn.hɑːˈspɪt ̬-/ adjective
1. not welcoming or generous to people who visit you
I'll have to cook them a meal or they'll think I'm inhospitable.
moderate /ˈmɒd. ə r.eɪt/ /ˈmɑː.də.reɪt/ verb [ I or T ]
to (cause to) become less in size, strength, or force; to reduce something
Weather conditions have moderated, making a rescue attempt possible.

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lurk /lɜːk/ /lɝːk/ verb
1. [ I usually + adverb or preposition ] to wait or move in a secret way so that you cannot be seen, especially because you are about to attack someone or do something wrong
Someone was lurking in the shadows.
worthwhile /ˌwɜːθˈwaɪl/ /ˌwɝːθ-/ adjective
useful, important or good enough to be a suitable reward for the money or time spent or the effort made
She considers teaching a worthwhile career.
self-esteem /ˌself.ɪˈstiːm/ noun [ U ]
belief and confidence in your own ability and value
The compliments she received after the presentation boosted her self-esteem.
empower /ɪmˈpaʊə r / /-ˈpaʊr/ verb [ T ]
to give someone official authority or the freedom to do something
This amendment empowers the president to declare an emergency for a wide range of reasons.
courageous /kəˈreɪ.dʒəs/ adjective
having or showing courage
It was a courageous decision to resign in protest at the company's pollution record.