In no case should not eat cold (and, especially, ice) drinks and food, since the cooling tonsils reduce its protective function, which leads to the development of the disease. For the same reason you need to choose clothes and shoes according to the weather conditions.
To strengthen your body, it is advisable to constantly ventilate the room. The main thing that was not formed a draft, which is the cause of colds.
The oral cavity - a zone of increased amounts of a variety of viruses and bacteria, so should be a mouth rinse with boiled water at room temperature. You can add a few crystals of potassium permanganate it or tablet furatsilina that have antibacterial properties. Help prevent angina and medicinal teas, which need to gargle 2-3 times a day.
Infusions of herbs used to prevent and inside. For example, the roots of burnet infuse for 2-3 hours and take 1 tablespoon 4-6 times a day.
With frequent colds and throat diseases recommended inhalation with the addition of lavender, thyme, sage, juniper and other herbs. Inhaler can be used for essential oils. At home, enough to fill 1 tablespoon of herbal cup of boiling water, then cover the head with a blanket and inhale the vapors.
It also helps reduce the risk of angina neck massage and lymph nodes. It can easily perform the most before going out or after taking cold food.