NEW DELHI: Excessive sweat and dust during the summer worsen hair problems such as dandruff, split ends, frizz, and hair loss. Summers may be harsh on your scalp, leaving it dry and damaging your hair roots. Hair can become sunburned and lose its natural colour. Hot weather and UV radiations can damage your hair's outermost layer, known as the cuticle. Here are some tips to take care of your hair in summer.