
Not only do hot showers wake us up, they prevent colds and flu-like symptoms with steam rising through the nasal passage and acting as a decongestant. Have you ever wondered why your parents have suggested taking a bath after a stressful session of studying or working out? That's because, it relaxes your muscles and relieves body tension. Hot water opens up the pores of the skin allowing toxins to be easily removed with scrubbing.

ives trick of waking kids up with a splash of chilled water. In addition to this, it improves blood circulation, leading to a healthier heart and clearing blocked arteries.
If you are feeling down, cold showers relieve depression by activating electrical impulses at nerve endings. A 2008 study found that cold hydrotherapy has an analgesic effect, and does not appear to have noticeable side effects or cause dependence

Whatever way you prefer, this will definitely help you decide what way to turn your shower dial.