Heidi Klum quips that her anti-aging method involves "sucking" her husband's blood.

Heidi Klum, who is 49 years old and still looks great, is now sort of disclosing her anti-aging secrets.

On E"DailyPop!, the supermodel made fun of her 17-year-old spouse Tom Kaulitz, saying, 

"I'm sucking his young blood, that's what I'm doing. such as a vampire

The ex-Secret Victoria's model, however, also provided some useful advice for anyone hoping to appear as stunning in a bikini as she does.

We might as well live in the present since I believe we won't ever again be this youthful.

Klum recently celebrated her three-year wedding anniversary with Kaulitz, 32, at a number of vacation locations, including a health facility in Austria, 

where she hoped learnt more than just blood-sucking beauty tips. It's been a "hot girl summer" for Klum.

Even though she joked about biting her husband, Klum has previously shared some odd beauty advice, such as her "hidden talent" to control her own sweat.

Wherever you can't see it, I sweat, she replied, pointing to her underarms. 

I have skill in that area.Because I don't display it, it is concealed.

Maybe in fall, when "Heidiween," Klum's favourite holiday, rolls around, she'll show off her new abilities. 

She and Kaulitz might might show up at her yearly Halloween party dressed as the same vampires, fangs and all.