What hairstyle you have will affect your mood whether at work or going somewhere with your friends. Before choosing a hairstyle that you want you should firstly think about whether it will be comfortable enough for you to have it or not. Do not just think about the latest trend and how it looks good, but you should put your comfort first.
Your hair and face type are also two important things before choosing a hairstyle. If you have thin hair for example, you can take wavy hairstyles instead of making it straight. That is because thin hair will look thicker when you have it in waves. Waves will give volume to your hair so that it will not look too thin. This will also affect you face since the volume you have in hair appears in all your face.
If you have round face it is not advisable to get wavy hairstyles because you will look rounder. Rather than picking wavy hairstyle you might be able to take straight hairstyle since it will elongate your face. That is one example of how hairstyle that you choose should be based on your face and hair type. If you care about these details then you might be able to get great look from your hairstyle. But if you do not take this detail seriously then it will also affect your performance on the other way.