The one and only time you should wash your hair to ensure that you have a "healthy scalp.

It's possible that the discovery of a chemical that causes cancer in certain dry shampoos has caused you to reevaluate the way that you take care of your hair. However, according to those who specialise in the field, there is no universally accepted response to the question of how often you should wash your hair or what you should do to keep it in good condition in between washings.

Some individuals just believe that they need to wash their hair every day or they would end up with extremely greasy hair; but, if they give themselves a chance, they may discover that they do not truly have that oily scalp or hair. On the other hand, they may not be able to bear going too long or too seldom since they have the perception that their scalp gets excessively oily.

The frequency with which you should wash your hair is contingent on a number of things, including the kind of hair you have and how you wear it, the tendency of your scalp to produce oil, and the amount of activity you engage in.

It's more of a private project than anything else," Washing your hair too often may cause it to become dry and dull, while not washing it frequently enough can lead to oil accumulation, which can cause odour and flakes.

• Find out what works best for you by following these steps.

When should I wash?

You should wash your hair once or twice a week at the most. However, if you have used chemical treatments on your hair in the past, such as bleach, perms, or relaxers, which may leave your hair drier, you may want to wash it less often than once per week in order to prevent your hair from breaking, becoming brittle, or developing split ends.

It's possible that you should wash your head every day if you have a very oily scalp, but your age also plays a factor in this decision.

Because of the spike of hormones that occurs throughout puberty, it is possible for the oil glands to grow larger. It's one of the factors that leads to acne in individuals when they're teenagers." It's possible that children's scalps may get more oily as they approach puberty; thus, shampooing their hair more often may be beneficial.

• As we become older, the oil production in our scalps decreases.

If you have curly or coily hair, it may be more prone to becoming dry or breaking. Because washing your hair too often might make this problem worse, people with thick, curly hair typically do not need washing their hair daily or even weekly.

However, you should wash it at least once every two to three weeks to maintain the cleanliness and health of your scalp and hair.

• How to pass the time between washings

The shower is not the only place where proper care for the hair and scalp may be provided. In the time in between washes, there are things you can do to keep its cleanliness and look up, as well as to shield it from any damage.

I do believe that maintaining proper scalp hygiene is vital. In the same way that you should maintain proper hygiene for your beard, you should also look after the skin that is below it.Take care of it and comb (your hair) regularly. This helps to loosen up the dead skin cells and debris on the skin. You should try to moisten it if at all possible.

At the very least, rubbing the skin of your scalp can assist to loosen up any debris that may be there. Therefore, you don't necessarily have to wash it with a shampoo itself, but keeping it clean is quite important. In addition, you may use things like leave-in conditioner or scalp oils that help feed and moisturise the scalp.

If you exercise often and produce a lot of sweat, you probably don't need to wash your hair every time unless there is an overgrowth of germs or your hair or scalp begins to smell. If you want to, you may just rinse it with water instead.

Although it has been determined that the majority of dry shampoos are safe for use on hair, you still shouldn't depend on them too often.It is helpful in a pinch if you have a lot of oil on your skin. However, you should get that rid of it. It is important not to let that accumulate on the scalp as well.

If you find that there is an excess of oil only around the perimeter of your hairline, you may use cosmetic blotting sheets to remove it.

Swimming in a pool with your hair exposed to the water may cause your hair to become dry and brittle due to the chlorine in the water. Protect your hair by soaking it and conditioning it before swimming, wearing a swim cap that fits snugly, and immediately after swimming, replenishing any moisture that was lost by washing your hair with a shampoo and deep conditioner that is particularly developed for swimmers.

If you have persistent problems with your scalp or hair, such as dandruff, hair loss, or brittle hair, you should see a board-certified dermatologist who specialises in treating disorders that affect these regions, such as dandruff, hair loss, or brittle hair.