The scalp is usually the most neglected part as it is fully covered by hair and is invisible to our eyes. You really cannot see how it looks up there, and so no question of addressing it. Nature has its way to call attention to its issues by causing pain, irritation or by giving you physical signals like hair loss, dandruff, shedding dead skin rapidly, etc., So, when the problems of the scalp have reached to a point where the body is sending signals, then it is time to take measurable action and to attend the problem.

Causes of scalp tenderness
Your scalp may be hypersensitive to touch and painful when you comb your hair. The tenderness might be caused due to inflammation, and it can be addressed using sensitive scalp shampoos. If you dig deeper into the inflammation of the scalp, you might find various health issues responsible for the condition.
Psoriasis, eczema, dandruff, lupus, or just tension headache issues the best sensitive scalp shampoo will keep your scalp healthier. You might be using the best anti-dandruff shampoo or the best hair loss shampoo on the market, but that is not enough to fight inflammation.
Scalp related issues
Inflammation of the scalp requires extra care and devotion. Some times hair loss may be accompanied by the tenderness of the scalp. Both the complications can be treated using single shampoo. Usually, the issue that is causing scalp sensitivity is the issue that is also causing the hair loss.
Your scalp has many nerve endings, and it is capable of causing extreme pain when inflamed. Even just moving few hair strands from one side to another seems like the full length of your hair is painful. The pain is not true because hair cannot feel pain, and only hair follicles do. Only the intensity of it makes us feel that way.
Sunburn of scalp
Sometimes it can just be burning, pricking, or tingling of skin without any inflammation or dropping of skin cells. The leading cause may be the sunburn of the scalp in this case. Sunscreen or any after sunburn lotions and ointments cannot be applied on the scalp. But the best way to treat this is by using the sensitive scalp shampoo as it will soothe the skin and provide the required nourishment.
Lice problems
Lice are also another major skin irritant in the scalp area. Hence, you try to get rid of them and use different harmful shampoos or smother hair packs that cause us to lose the PH balance. Even if you do not use any such experiments for lice the numbing agent, they release to bite us, and the area they sting does irritate. So, in any aspect, lice are responsible for itchy scalp and hair loss. Though it would be an appropriate idea to remove lice all together, it is tricky, but you can address the itch easily using shampoos dedicated to the sensitive scalp.
Little on hair loss
When you speak of scalp and hair, there is one thing that you cannot stop thinking of, i.e., hair loss. Since you did bring it up, let me address that also. There are best hair loss shampoos, too many of them, but the results are not right. Did you ever wonder why? Because there are other issues about the hair loss that need a more profound address, and it cannot be done alone by the hair loss shampoo only.
Conclusion
Scalp sensitivity or hair loss needs attention to your lifestyle and food habits. With superficial measures, it may seem to stop temporarily but restarts soon, driving you nuts. The right food and excellent hair packs paired with proper shampoo is the key for healthy scalp and hair.
Sources: https://pucebeauty.com/