Are you troubled by dry and frizzy hair? Signs include coarse, tangled strands lacking shine. This could be due to dryness or harsh products. To help, use coconut oil if your hair is oily, and opt for sulfate-free shampoos. Also, avoid washing with hot water. These steps should help you achieve silky, soft hair.

Sounds more like a case of chronic fungal infection, but itching and the patches are common symptoms. Better visit the dermatologist, who will be able to tell for sure what kind of treatment is proper for this case. They will recommend you a course of special antifungal creams and oral medicine

White patches on your shaft are around sometimes because of a fungal infection called candidiasis or a disorder like lichen planus. These can show up after sex, especially if unprotected. These can be cured by taking medications ordered by a doctor after proper diagnosis. 

Erythrasma is an underarm infe­ction. Red or brown patches appear on the­ skin. The skin might feel itchy or uncomfortable­. A certain bacteria causes the­ infection. It thrives in warm, moist areas like­ the armpits. To treat Erythrasma, kee­p the affected are­a dry. Use antibiotic creams as directe­d. Practice good hygiene by bathing re­gularly. These steps can he­lp clear up the infection quickly and e­ffectively.