Hair Growth & Season

A: Other than medications that are approved to treat certain types of hair loss, there isn't anything that's been proven to make your hair grow faster. For most people, the rate at which hair grows is mainly determined by genetics, along with factors like age, hormones, and overall health. On average, hair grows about half an inch or 1.25 cm per month.
Does Hair Grow Faster in the Summer?
You may have heard that hair grows faster in the summer. There is some research suggesting that hair growth may increase slightly during the warmer months, possibly because of increased blood flow to the scalp or seasonal changes in the body.However, the difference is so small that most people won't notice it. Whether you cut your hair now or wait until summer begins, it isn't going to make your hair grow any faster.
Cutting the Damage and Proper Hair Care
If your hair is badly damaged, getting it cut is a good idea. Holding onto damaged hair ends won't help your hair grow. They'll only continue to split and break, making it seem like your hair isn't getting any longer. Starting with healthy ends can make a big difference in how your hair looks and feels as it grows out.One of the biggest myths about hair is that cutting it makes it grow faster. It doesn't. Hair grows from the follicles beneath your scalp, not from the ends. A haircut can't change how quickly those follicles produce new hair. What a trim can do is remove split ends, which helps prevent further breakage.
The best way to support healthy hair growth is to take good care of both your hair and your body. Keep your scalp clean, use a conditioner, limit heat styling and avoid harsh chemical treatments. Eat a balanced diet with plenty of protein, iron, zinc, and vitamins.
What About Hair Growth Products?
There are also countless shampoos, oils, vitamins, and supplements that promise faster hair growth. While some of these products may improve the condition of your hair or scalp, there isn't scientific evidence showing that they can speed up the natural rate of hair growth. Most of the claims are based on personal experiences rather than strong clinical research.Many of these products are unlikely to cause harm when used as directed, but it's important to keep your expectations realistic. They may help improve the overall health or appearance of your hair, but they probably won't produce rapid growth.
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See also:
Does the sun make your hair grow faster?
Does short hair grow faster than long hair?
Does washing your hair every day affect the growth rate?