Here are some tips to make your hands look younger:

1. Wear gloves when you're out and about in the cold or simply doing the washing up of an evening to protect your hands from harsh weather and detergents .
2. Avoid harsh ingredients like detergents and soaps that can exacerbate the aging process .
3. Treat dark spots with products that contain hydroquinone, retinoids, or vitamin C .
4. Hydrate your hands by drinking plenty of water and using a moisturizer regularly .
5. Defend your hands from sun damage by applying sunscreen with an SPF of at least 30 every day .
6. Exfoliate your hands once a week to remove dead skin cells and promote cell turnover .
7. Consider cosmetic procedures like chemical peels, fillers, or laser treatments to make your hands look younger .