4. Fresh Air
Similarly then, simply getting more time outside in the sun could also help you to boost your immune system.
This could also benefit in other ways – by exposing you to more relaxing natural scenery for example and by getting you outside and into the fresh air which is also very good for the skin.
Regularly getting fresh air is something that a lot of us struggle with owing to busy schedules. A good solution is to take up a hobby or regular activity that forces you to spend more time outdoors.